diff --git a/.travis.yml b/.travis.yml
index 3b95c07..ceea99d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@ go:
   - 1.4.3
   - 1.5.4
   - 1.6.2
-  - release
+  - 1.7
   - tip
 
 install:
diff --git a/README.md b/README.md
index ba5cb89..ab947cc 100644
--- a/README.md
+++ b/README.md
@@ -26,22 +26,20 @@ import (
 )
 
 func main() {
-	// Create client
-	client := footballdata.NewClient(http.DefaultClient)
-
-	// Tell it to use our API token
-	client.AuthToken = "<insert your api token here>"
+	// Create client (optionally with auth token)
+	client := new(footballdata.Client).
+		WithToken("<insert your api token here>")
 
 	// Get list of seasons...
-	seasons, err := client.SoccerSeasons().Do()
+	competitions, err := client.Competitions().Do()
 	if err != nil {
 		panic(err)
 	}
 
 	// ...and print them
-	for _, season := range seasons {
-		fmt.Println(season.Id, season.Caption)
+	for _, competition := range competitions {
+		fmt.Println(competition.Id, competition.Caption)
 	}
 }
 
-```
\ No newline at end of file
+```
diff --git a/api_methods.go b/api_methods.go
index f10ab2a..b984b0a 100644
--- a/api_methods.go
+++ b/api_methods.go
@@ -6,11 +6,11 @@ import (
 )
 
 type request struct {
-	c *Client
-	p string
-	v url.Values
+	fdClient  *Client
+	path      string
+	urlValues url.Values
 }
 
 func (r request) doJson(method string) (*json.Decoder, ResponseMeta, error) {
-	return r.c.doJson(method, r.p, r.v)
+	return r.fdClient.doJson(method, r.path, r.urlValues)
 }
diff --git a/api_types.go b/api_types.go
index a361b83..f74d602 100644
--- a/api_types.go
+++ b/api_types.go
@@ -5,9 +5,12 @@ import "time"
 type FixtureStatus string
 
 const (
-	FixtureStatus_Timed    FixtureStatus = "TIMED"
-	FixtureStatus_InPlay   FixtureStatus = "IN_PLAY"
-	FixtureStatus_Finished FixtureStatus = "FINISHED"
+	FixtureStatus_Scheduled FixtureStatus = "SCHEDULED"
+	FixtureStatus_Timed     FixtureStatus = "TIMED"
+	FixtureStatus_Postponed FixtureStatus = "POSTPONED"
+	FixtureStatus_InPlay    FixtureStatus = "IN_PLAY"
+	FixtureStatus_Canceled  FixtureStatus = "CANCELED"
+	FixtureStatus_Finished  FixtureStatus = "FINISHED"
 )
 
 // Describes the venue.
@@ -20,9 +23,13 @@ const (
 	Venue_Away Venue = "away"
 )
 
+// DEPRECATED.
+//
 // Contains the list of soccer seasons returned by the API.
 type SoccerSeasonList []SoccerSeason
 
+// DEPRECATED.
+//
 // Contains information about a soccer season.
 type SoccerSeason struct {
 	Id                uint64
@@ -33,7 +40,23 @@ type SoccerSeason struct {
 	NumberOfMatchdays uint16
 	NumberOfTeams     uint16
 	NumberOfGames     uint16
-	LastUpdates       time.Time
+	LastUpdated       time.Time
+}
+
+// Contains the list of competitions returned by the API.
+type CompetitionList []Competition
+
+// Contains information about a competition.
+type Competition struct {
+	Id                uint64
+	Caption           string
+	League            string
+	Year              string
+	CurrentMatchday   uint16
+	NumberOfMatchdays uint16
+	NumberOfTeams     uint16
+	NumberOfGames     uint16
+	LastUpdated       time.Time
 }
 
 // Contains the fixture and the head to head information delivered by the API
@@ -130,3 +153,35 @@ type Player struct {
 	ContractUntil time.Time
 	MarketValue   string
 }
+
+// Contains the league table for a season.
+type LeagueTable struct {
+	LeagueCaption string
+	Matchday      uint16
+	Standing      []TeamLeagueStatistics
+}
+
+// Contains statistical information about a team's performance in a league.
+type TeamLeagueStatistics struct {
+	CrestURI       string
+	Draws          uint16
+	GoalDifference int16
+	Goals          uint16
+	GoalsAgainst   uint16
+	Losses         uint16
+	PlayedGames    uint8
+	Points         uint16
+	Position       uint8
+	TeamName       string
+	Wins           uint16
+	Home           ShortTeamLeagueStatistics
+	Away           ShortTeamLeagueStatistics
+}
+
+type ShortTeamLeagueStatistics struct {
+	Draws        uint16
+	Goals        uint16
+	GoalsAgainst uint16
+	Losses       uint16
+	Wins         uint16
+}
diff --git a/client.go b/client.go
index b6eb582..1bffa51 100644
--- a/client.go
+++ b/client.go
@@ -11,20 +11,63 @@ import (
 )
 
 /*
-Provides a high-level client to talk to the API that football-data.org offers.
+Provides a high-level client implementation to talk to the API that football-data.org offers.
 
-To create an instance please use NewClient(h).
+A new instance of Client will by default use the default HTTP client and no
+authentication token. To configure this, Client provides methods to set the
+token and the HTTP client. For more information, see the respective documentation
+of SetHttpClient and SetToken, or take a look at the fluent-style companion
+methods WithHttpClient and WithToken.
 */
 type Client struct {
-	h *http.Client
+	httpClient http.Client
 
 	// Insert an API token here if you have one. It will be sent across with all requests.
-	AuthToken string
+	authToken string
 }
 
-// Creates a new Client instance that wraps around the given HTTP client.
+// NewClient creates a new Client instance that wraps around the given HTTP client.
+//
+// A call to this method is not necessary in order to create a working instance
+// of Client. `new(footballdata.Client)` works just as fine.
 func NewClient(h *http.Client) *Client {
-	return &Client{h: h}
+	return &Client{httpClient: *h}
+}
+
+// SetToken sets the authentication token.
+// Calling this method is *optional*.
+func (c *Client) SetToken(authToken string) {
+	c.authToken = authToken
+}
+
+// WithToken sets the authentication token on a copy of the current Client
+// instance.
+//
+// This method allows for easy fluent-style usage.
+func (c Client) WithToken(authToken string) *Client {
+	c.authToken = authToken
+	return &c
+}
+
+// SetHttpClient sets the client that should be used to send out requests.
+// Calling this method is *optional*.
+func (c *Client) SetHttpClient(client *http.Client) {
+	if client == nil {
+		panic("client must not be nil")
+	}
+	c.httpClient = *client
+}
+
+// WithHttpClient sets the client that should be used to send out requests on
+// a copy of the current Client instance.
+//
+// This method allows for easy fluent-style usage.
+func (c Client) WithHttpClient(client *http.Client) *Client {
+	if client == nil {
+		panic("client must not be nil")
+	}
+	c.httpClient = *client
+	return &c
 }
 
 func (c *Client) req(path string, pathValues ...interface{}) request {
@@ -41,14 +84,14 @@ func (c *Client) doJson(method string, path string, values url.Values) (j *json.
 	}
 
 	// Set request headers
-	if len(c.AuthToken) > 0 {
-		req.Header.Set("X-Auth-Token", c.AuthToken)
+	if len(c.authToken) > 0 {
+		req.Header.Set("X-Auth-Token", c.authToken)
 	}
 	req.Header.Set("X-Response-Control", "minified")
-	req.Header.Set("User-Agent", "go-footballdata/0.0")
+	req.Header.Set("User-Agent", "go-footballdata/0.1")
 
 	// Execute request
-	resp, err := c.h.Do(req)
+	resp, err := c.httpClient.Do(req)
 	if err != nil {
 		return
 	}
diff --git a/client_test.go b/client_test.go
new file mode 100644
index 0000000..f64989f
--- /dev/null
+++ b/client_test.go
@@ -0,0 +1,20 @@
+package footballdata
+
+import (
+	"net/http"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func Test_Client_New(t *testing.T) {
+	client := NewClient(http.DefaultClient)
+	_, err := client.Competitions().Do()
+	require.Nil(t, err)
+}
+
+func Test_Client_GoNew(t *testing.T) {
+	client := new(Client)
+	_, err := client.Competitions().Do()
+	require.Nil(t, err)
+}
diff --git a/example_test.go b/example_test.go
index ff662a6..9057dcc 100644
--- a/example_test.go
+++ b/example_test.go
@@ -8,20 +8,64 @@ import (
 )
 
 func Example() {
-	// Create client
-	client := footballdata.NewClient(http.DefaultClient)
-
-	// Tell it to use our API token
-	client.AuthToken = "<insert your api token here>"
+	// Create client (optionally with auth token)
+	client := new(footballdata.Client).
+		WithToken("<insert your api token here>")
 
 	// Get list of seasons...
-	seasons, err := client.SoccerSeasons().Do()
+	competitions, err := client.Competitions().Do()
 	if err != nil {
 		panic(err)
 	}
 
-	// ...and print them
-	for _, season := range seasons {
-		fmt.Println(season.Id, season.Caption)
+	// ... and print them.
+	for _, competition := range competitions {
+		fmt.Println(competition.Id, competition.Caption)
 	}
 }
+
+func ExampleClient() {
+	// Create client (optionally with auth token)
+	client := new(footballdata.Client).
+		WithToken("<insert your api token here>")
+
+	// Tell it to use our API token (optional)
+	client.SetToken("<insert your api token here>")
+
+	// Do something with the client instance...
+	// Here we just fetch the listed soccer seasons on the API
+	competitions, err := client.Competitions().Do()
+	if err != nil {
+		panic(err)
+	}
+	for _, competition := range competitions {
+		fmt.Println(competition.Id, competition.Caption)
+	}
+}
+
+func ExampleClient_setTokenAndHttpClient() {
+	// Create client
+	client := new(footballdata.Client)
+
+	// If you have an API token, you can tell the Client instance to use it
+	client.SetToken("<insert your api token here>")
+
+	// The Client instance also allows you to use your own HTTP client configuration
+	client.SetHttpClient(&http.Client{
+		Transport: &http.Transport{
+			DisableCompression: true,
+		}})
+}
+
+func ExampleClient_withCustomConfiguration() {
+	// Create client with custom token and wrapping a custom HTTP client
+	client := new(footballdata.Client).
+		WithToken("<insert your api token here>").
+		WithHttpClient(&http.Client{
+			Transport: &http.Transport{
+				DisableCompression: true,
+			}})
+
+	// Do something with the client instance here...
+	_ = client
+}
diff --git a/req_competition.go b/req_competition.go
new file mode 100644
index 0000000..b4aa6ea
--- /dev/null
+++ b/req_competition.go
@@ -0,0 +1,19 @@
+package footballdata
+
+type CompetitionRequest struct{ request }
+
+// Do executes the request.
+func (r CompetitionRequest) Do() (s Competition, err error) {
+	d, _, err := r.doJson("GET")
+	if err != nil {
+		return
+	}
+
+	err = d.Decode(&s)
+	return
+}
+
+// Competition prepares a request to fetch the complete list of soccer seasons.
+func (c *Client) Competition(id uint64) CompetitionRequest {
+	return CompetitionRequest{c.req("competitions/%d", id)}
+}
diff --git a/req_competition_fixtures.go b/req_competition_fixtures.go
new file mode 100644
index 0000000..c3953ef
--- /dev/null
+++ b/req_competition_fixtures.go
@@ -0,0 +1,52 @@
+package footballdata
+
+import (
+	"fmt"
+	"time"
+)
+
+type CompetitionFixturesRequest struct{ request }
+
+// Matchday modifies the request to specify a match day.
+func (r CompetitionFixturesRequest) Matchday(matchday uint16) CompetitionFixturesRequest {
+	r.urlValues.Set("matchday", fmt.Sprintf("%d", matchday))
+	return r
+}
+
+// TimeFrame modifies the request to specify a specific relative time frame.
+func (r CompetitionFixturesRequest) TimeFrame(timeframe time.Duration) CompetitionFixturesRequest {
+	r.urlValues.Set("timeFrame", durationToTimeFrame(timeframe))
+	return r
+}
+
+// TimeFrameStart modifies the request to specify the beginning of the time frame filter for the returned results.
+//
+// Only the year, month and day of the Time value will be used for the request.
+func (r CompetitionFixturesRequest) TimeFrameStart(date time.Time) CompetitionFixturesRequest {
+	r.urlValues.Set("timeFrameStart", date.Format(timeFrameLayout))
+	return r
+}
+
+// TimeFrameEnd modifies the request to specify the end of the time frame filter for the returned results.
+//
+// Only the year, month and day of the Time value will be used for the request.
+func (r CompetitionFixturesRequest) TimeFrameEnd(date time.Time) CompetitionFixturesRequest {
+	r.urlValues.Set("timeFrameEnd", date.Format(timeFrameLayout))
+	return r
+}
+
+// Do executes the request.
+func (r CompetitionFixturesRequest) Do() (s FixtureList, err error) {
+	d, _, err := r.doJson("GET")
+	if err != nil {
+		return
+	}
+
+	err = d.Decode(&s)
+	return
+}
+
+// FixturesOfCompetition prepares a request to fetch the fixtures of a soccer season.
+func (c *Client) FixturesOfCompetition(soccerSeasonId uint64) CompetitionFixturesRequest {
+	return CompetitionFixturesRequest{c.req("competitions/%d/fixtures", soccerSeasonId)}
+}
diff --git a/req_competition_leaguetable.go b/req_competition_leaguetable.go
new file mode 100644
index 0000000..80714c1
--- /dev/null
+++ b/req_competition_leaguetable.go
@@ -0,0 +1,27 @@
+package footballdata
+
+import "fmt"
+
+type CompetitionLeagueTableRequest struct{ request }
+
+// Matchday modifies the request to specify a match day.
+func (r CompetitionLeagueTableRequest) Matchday(matchday uint16) CompetitionLeagueTableRequest {
+	r.urlValues.Set("matchday", fmt.Sprintf("%d", matchday))
+	return r
+}
+
+// Do executes the request.
+func (r CompetitionLeagueTableRequest) Do() (s LeagueTable, err error) {
+	d, _, err := r.doJson("GET")
+	if err != nil {
+		return
+	}
+
+	err = d.Decode(&s)
+	return
+}
+
+// LeagueTableOfCompetition prepares a new request to fetch the league table of a given soccer season.
+func (c *Client) LeagueTableOfCompetition(soccerSeasonId uint64) CompetitionLeagueTableRequest {
+	return CompetitionLeagueTableRequest{c.req("competitions/%d/leagueTable", soccerSeasonId)}
+}
diff --git a/req_competition_teams.go b/req_competition_teams.go
new file mode 100644
index 0000000..7e9a659
--- /dev/null
+++ b/req_competition_teams.go
@@ -0,0 +1,19 @@
+package footballdata
+
+type CompetitionTeamsRequest struct{ request }
+
+// Do executes the request.
+func (r CompetitionTeamsRequest) Do() (s TeamList, err error) {
+	d, _, err := r.doJson("GET")
+	if err != nil {
+		return
+	}
+
+	err = d.Decode(&s)
+	return
+}
+
+// TeamsOfCompetition prepares a new request to fetch the league table of a given soccer season.
+func (c *Client) TeamsOfCompetition(soccerSeasonId uint64) CompetitionTeamsRequest {
+	return CompetitionTeamsRequest{c.req("competitions/%d/leagueTable", soccerSeasonId)}
+}
diff --git a/req_competitions.go b/req_competitions.go
new file mode 100644
index 0000000..f9339db
--- /dev/null
+++ b/req_competitions.go
@@ -0,0 +1,27 @@
+package footballdata
+
+import "fmt"
+
+type CompetitionsRequest struct{ request }
+
+// Season modifies the request to specify a season.
+func (r CompetitionsRequest) Season(num uint32) CompetitionsRequest {
+	r.urlValues.Set("season", fmt.Sprintf("%d", num))
+	return r
+}
+
+// Do executes the request.
+func (r CompetitionsRequest) Do() (s CompetitionList, err error) {
+	d, _, err := r.doJson("GET")
+	if err != nil {
+		return
+	}
+
+	err = d.Decode(&s)
+	return
+}
+
+// Competitions prepares a request to fetch the list of competitions for the current season or for any specified season (via the "Season" submethod).
+func (c *Client) Competitions() CompetitionsRequest {
+	return CompetitionsRequest{c.req("competitions")}
+}
diff --git a/req_fixture.go b/req_fixture.go
index 897f491..3458737 100644
--- a/req_fixture.go
+++ b/req_fixture.go
@@ -4,13 +4,13 @@ import "fmt"
 
 type FixtureRequest struct{ request }
 
-// Modifies the request to specify the number of former games to be analyzed (normally 10).
+// Head2Head modifies the request to specify the number of former games to be analyzed (normally 10).
 func (r FixtureRequest) Head2Head(num uint16) FixtureRequest {
-	r.v.Set("head2head", fmt.Sprintf("%d", num))
+	r.urlValues.Set("head2head", fmt.Sprintf("%d", num))
 	return r
 }
 
-// Executes the request.
+// Do executes the request.
 func (r FixtureRequest) Do() (s Fixture, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -21,7 +21,7 @@ func (r FixtureRequest) Do() (s Fixture, err error) {
 	return
 }
 
-// Prepares a request to fetch the fixtures of a soccer season.
+// Fixture prepares a request to fetch the fixtures of a soccer season.
 func (c *Client) Fixture(id uint64) FixtureRequest {
 	return FixtureRequest{c.req("fixture/%d", id)}
 }
diff --git a/req_fixtures.go b/req_fixtures.go
index 8ba685a..6eaecfa 100644
--- a/req_fixtures.go
+++ b/req_fixtures.go
@@ -7,19 +7,35 @@ import (
 
 type FixturesRequest struct{ request }
 
-// Modifies the request to specify a specific time frame.
+// TimeFrame modifies the request to specify a specific relative time frame.
 func (r FixturesRequest) TimeFrame(timeframe time.Duration) FixturesRequest {
-	r.v.Set("timeFrame", durationToTimeFrame(timeframe))
+	r.urlValues.Set("timeFrame", durationToTimeFrame(timeframe))
 	return r
 }
 
-// Modifies the request to specify a list of leagues by their code.
+// TimeFrameStart modifies the request to specify the beginning of the time frame filter for the returned results.
+//
+// Only the year, month and day of the Time value will be used for the request.
+func (r FixturesRequest) TimeFrameStart(date time.Time) FixturesRequest {
+	r.urlValues.Set("timeFrameStart", date.Format(timeFrameLayout))
+	return r
+}
+
+// TimeFrameEnd modifies the request to specify the end of the time frame filter for the returned results.
+//
+// Only the year, month and day of the Time value will be used for the request.
+func (r FixturesRequest) TimeFrameEnd(date time.Time) FixturesRequest {
+	r.urlValues.Set("timeFrameEnd", date.Format(timeFrameLayout))
+	return r
+}
+
+// League modifies the request to specify a list of leagues by their code.
 func (r FixturesRequest) League(leagueCodes ...string) FixturesRequest {
-	r.v.Set("league", strings.Join(leagueCodes, ","))
+	r.urlValues.Set("league", strings.Join(leagueCodes, ","))
 	return r
 }
 
-// Executes the request.
+// Do executes the request.
 func (r FixturesRequest) Do() (s FixturesResponse, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -30,7 +46,7 @@ func (r FixturesRequest) Do() (s FixturesResponse, err error) {
 	return
 }
 
-// Prepares a request to fetch the fixtures of a soccer season.
+// Fixtures prepares a request to fetch the fixtures of a soccer season.
 func (c *Client) Fixtures() FixturesRequest {
 	return FixturesRequest{c.req("fixtures")}
 }
diff --git a/req_soccerseason.go b/req_soccerseason.go
index 85008ff..5e14367 100644
--- a/req_soccerseason.go
+++ b/req_soccerseason.go
@@ -1,8 +1,12 @@
 package footballdata
 
+// DEPRECATED.
+//
 type SoccerSeasonRequest struct{ request }
 
-// Executes the request.
+// DEPRECATED.
+//
+// Do executes the request.
 func (r SoccerSeasonRequest) Do() (s SoccerSeason, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -13,7 +17,9 @@ func (r SoccerSeasonRequest) Do() (s SoccerSeason, err error) {
 	return
 }
 
-// Prepares a request to fetch the complete list of soccer seasons.
+// DEPRECATED.
+//
+// SoccerSeason prepares a request to fetch the complete list of soccer seasons.
 func (c *Client) SoccerSeason(id uint64) SoccerSeasonRequest {
 	return SoccerSeasonRequest{c.req("soccerseasons/%d", id)}
 }
diff --git a/req_soccerseason_fixtures.go b/req_soccerseason_fixtures.go
index b4d0f93..58b5c90 100644
--- a/req_soccerseason_fixtures.go
+++ b/req_soccerseason_fixtures.go
@@ -5,21 +5,29 @@ import (
 	"time"
 )
 
+// DEPRECATED.
+//
 type SoccerSeasonFixturesRequest struct{ request }
 
-// Modifies the request to specify a match day.
+// DEPRECATED.
+//
+// Matchday modifies the request to specify a match day.
 func (r SoccerSeasonFixturesRequest) Matchday(matchday uint16) SoccerSeasonFixturesRequest {
-	r.v.Set("matchday", fmt.Sprintf("%d", matchday))
+	r.urlValues.Set("matchday", fmt.Sprintf("%d", matchday))
 	return r
 }
 
-// Modifies the request to specify a specific time frame.
+// DEPRECATED.
+//
+// TimeFrame modifies the request to specify a specific time frame.
 func (r SoccerSeasonFixturesRequest) TimeFrame(timeframe time.Duration) SoccerSeasonFixturesRequest {
-	r.v.Set("timeFrame", durationToTimeFrame(timeframe))
+	r.urlValues.Set("timeFrame", durationToTimeFrame(timeframe))
 	return r
 }
 
-// Executes the request.
+// DEPRECATED.
+//
+// Do executes the request.
 func (r SoccerSeasonFixturesRequest) Do() (s FixtureList, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -30,7 +38,9 @@ func (r SoccerSeasonFixturesRequest) Do() (s FixtureList, err error) {
 	return
 }
 
-// Prepares a request to fetch the fixtures of a soccer season.
+// DEPRECATED.
+//
+// FixturesOfSoccerSeason prepares a request to fetch the fixtures of a soccer season.
 func (c *Client) FixturesOfSoccerSeason(soccerSeasonId uint64) SoccerSeasonFixturesRequest {
 	return SoccerSeasonFixturesRequest{c.req("soccerseasons/%d/fixtures", soccerSeasonId)}
 }
diff --git a/req_soccerseason_leaguetable.go b/req_soccerseason_leaguetable.go
index 1c811d9..8ea058b 100644
--- a/req_soccerseason_leaguetable.go
+++ b/req_soccerseason_leaguetable.go
@@ -4,14 +4,18 @@ import "fmt"
 
 type SoccerSeasonLeagueTableRequest struct{ request }
 
-// Modifies the request to specify a match day.
+// DEPRECATED.
+//
+// Matchday modifies the request to specify a match day.
 func (r SoccerSeasonLeagueTableRequest) Matchday(matchday uint16) SoccerSeasonLeagueTableRequest {
-	r.v.Set("matchday", fmt.Sprintf("%d", matchday))
+	r.urlValues.Set("matchday", fmt.Sprintf("%d", matchday))
 	return r
 }
 
-// Executes the request.
-func (r SoccerSeasonLeagueTableRequest) Do() (s SoccerSeason, err error) {
+// DEPRECATED.
+//
+// Do executes the request.
+func (r SoccerSeasonLeagueTableRequest) Do() (s LeagueTable, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
 		return
@@ -21,7 +25,9 @@ func (r SoccerSeasonLeagueTableRequest) Do() (s SoccerSeason, err error) {
 	return
 }
 
-// Prepares a new request to fetch the league table of a given soccer season.
+// DEPRECATED.
+//
+// LeagueTableOfSoccerSeason prepares a new request to fetch the league table of a given soccer season.
 func (c *Client) LeagueTableOfSoccerSeason(soccerSeasonId uint64) SoccerSeasonLeagueTableRequest {
 	return SoccerSeasonLeagueTableRequest{c.req("soccerseasons/%d/leagueTable", soccerSeasonId)}
 }
diff --git a/req_soccerseason_teams.go b/req_soccerseason_teams.go
index bfa214e..480634a 100644
--- a/req_soccerseason_teams.go
+++ b/req_soccerseason_teams.go
@@ -1,8 +1,12 @@
 package footballdata
 
+// DEPRECATED.
+//
 type SoccerSeasonTeamsRequest struct{ request }
 
-// Executes the request.
+// DEPRECATED.
+//
+// Do executes the request.
 func (r SoccerSeasonTeamsRequest) Do() (s TeamList, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -13,7 +17,9 @@ func (r SoccerSeasonTeamsRequest) Do() (s TeamList, err error) {
 	return
 }
 
-// Prepares a new request to fetch the league table of a given soccer season.
+// DEPRECATED.
+//
+// TeamsOfSoccerSeason prepares a new request to fetch the league table of a given soccer season.
 func (c *Client) TeamsOfSoccerSeason(soccerSeasonId uint64) SoccerSeasonTeamsRequest {
 	return SoccerSeasonTeamsRequest{c.req("soccerseasons/%d/leagueTable", soccerSeasonId)}
 }
diff --git a/req_soccerseasons.go b/req_soccerseasons.go
index 8f83fa7..5cc2983 100644
--- a/req_soccerseasons.go
+++ b/req_soccerseasons.go
@@ -2,15 +2,21 @@ package footballdata
 
 import "fmt"
 
+// DEPRECATED.
+//
 type SoccerSeasonsRequest struct{ request }
 
-// Modifies the request to specify a season.
+// DEPRECATED.
+//
+// Season modifies the request to specify a season.
 func (r SoccerSeasonsRequest) Season(num uint32) SoccerSeasonsRequest {
-	r.v.Set("season", fmt.Sprintf("%d", num))
+	r.urlValues.Set("season", fmt.Sprintf("%d", num))
 	return r
 }
 
-// Executes the request.
+// DEPRECATED.
+//
+// Do executes the request.
 func (r SoccerSeasonsRequest) Do() (s SoccerSeasonList, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -21,7 +27,9 @@ func (r SoccerSeasonsRequest) Do() (s SoccerSeasonList, err error) {
 	return
 }
 
-// Prepares a request to fetch the complete list of soccer seasons.
+// DEPRECATED.
+//
+// SoccerSeasons prepares a request to fetch the list of soccer seasons for the current season or for any specified season (via the "Season" submethod).
 func (c *Client) SoccerSeasons() SoccerSeasonsRequest {
 	return SoccerSeasonsRequest{c.req("soccerseasons")}
 }
diff --git a/req_team.go b/req_team.go
index db46823..e7aed1a 100644
--- a/req_team.go
+++ b/req_team.go
@@ -5,7 +5,7 @@ type TeamRequest struct {
 	id uint64
 }
 
-// Executes the request.
+// Do executes the request.
 func (r TeamRequest) Do() (s Team, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -20,7 +20,7 @@ func (r TeamRequest) Do() (s Team, err error) {
 	return
 }
 
-// Prepares a request to fetch a team's information.
+// Team prepares a request to fetch a team's information.
 func (c *Client) Team(id uint64) TeamRequest {
 	return TeamRequest{c.req("teams/%d", id), id}
 }
diff --git a/req_team_fixtures.go b/req_team_fixtures.go
index 4bb8c09..11c3642 100644
--- a/req_team_fixtures.go
+++ b/req_team_fixtures.go
@@ -7,25 +7,25 @@ import (
 
 type TeamFixturesRequest struct{ request }
 
-// Modifies the request to specify a specific time frame.
+// TimeFrame modifies the request to specify a specific time frame.
 func (r TeamFixturesRequest) TimeFrame(timeframe time.Duration) TeamFixturesRequest {
-	r.v.Set("timeFrame", durationToTimeFrame(timeframe))
+	r.urlValues.Set("timeFrame", durationToTimeFrame(timeframe))
 	return r
 }
 
-// Modifies the request to specify a list of leagues by their code.
+// Season modifies the request to specify a list of leagues by their code.
 func (r TeamFixturesRequest) Season(season uint64) TeamFixturesRequest {
-	r.v.Set("season", fmt.Sprintf("%d", season))
+	r.urlValues.Set("season", fmt.Sprintf("%d", season))
 	return r
 }
 
-// Modifies the request to specify a venue.
+// Venue modifies the request to specify a venue.
 func (r TeamFixturesRequest) Venue(venue Venue) TeamFixturesRequest {
-	r.v.Set("venue", string(venue))
+	r.urlValues.Set("venue", string(venue))
 	return r
 }
 
-// Executes the request.
+// Do executes the request.
 func (r TeamFixturesRequest) Do() (s FixturesResponse, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -36,7 +36,7 @@ func (r TeamFixturesRequest) Do() (s FixturesResponse, err error) {
 	return
 }
 
-// Prepares a request to fetch the fixtures of a soccer season.
+// FixturesOfTeam prepares a request to fetch the fixtures of a soccer season.
 func (c *Client) FixturesOfTeam(id uint64) TeamFixturesRequest {
 	return TeamFixturesRequest{c.req("teams/%d/fixtures", id)}
 }
diff --git a/req_team_players.go b/req_team_players.go
index 285af22..7d6089e 100644
--- a/req_team_players.go
+++ b/req_team_players.go
@@ -2,7 +2,7 @@ package footballdata
 
 type TeamPlayersRequest struct{ request }
 
-// Executes the request.
+// Do executes the request.
 func (r TeamPlayersRequest) Do() (s PlayerList, err error) {
 	d, _, err := r.doJson("GET")
 	if err != nil {
@@ -13,7 +13,7 @@ func (r TeamPlayersRequest) Do() (s PlayerList, err error) {
 	return
 }
 
-// Prepares a request to fetch a team's players.
+// PlayersOfTeam prepares a request to fetch a team's players.
 func (c *Client) PlayersOfTeam(id uint64) TeamPlayersRequest {
 	return TeamPlayersRequest{c.req("teams/%d/players", id)}
 }
diff --git a/util.go b/util.go
index 4b42cae..ebd1739 100644
--- a/util.go
+++ b/util.go
@@ -8,6 +8,8 @@ import (
 const (
 	day  = 24 * time.Hour
 	week = 7 * day
+
+	timeFrameLayout = "2006-01-02"
 )
 
 func durationToTimeFrame(d time.Duration) (r string) {