diff --git a/sort.go b/sort.go
index 61966c9..b8a86a1 100644
--- a/sort.go
+++ b/sort.go
@@ -8,7 +8,8 @@ import (
 
 // Flags for defining sort element and order.
 const (
-	SORT_START_DATE_ASC = iota
+	SORT_UNFINISHED_START = iota
+	SORT_START_DATE_ASC
 	SORT_START_DATE_DESC
 	SORT_FINISH_DATE_ASC
 	SORT_FINISH_DATE_DESC
@@ -18,6 +19,8 @@ const (
 // See constants SORT_* for fields and sort order.
 func (timerlist *TimerList) Sort(sortFlag int) error {
 	switch sortFlag {
+	case SORT_UNFINISHED_START:
+		timerlist.sortByUnfinishedThenStart()
 	case SORT_START_DATE_ASC, SORT_START_DATE_DESC:
 		timerlist.sortByStartDate(sortFlag)
 	case SORT_FINISH_DATE_ASC, SORT_FINISH_DATE_DESC:
@@ -81,3 +84,15 @@ func (timerlist *TimerList) sortByFinishDate(order int) *TimerList {
 	})
 	return timerlist
 }
+
+func (timerlist *TimerList) sortByUnfinishedThenStart() *TimerList {
+	timerlist.sortBy(func(t1, t2 *Timer) bool {
+		if t1.FinishDate.IsZero() && !t2.FinishDate.IsZero() {
+			return true
+		} else if t2.FinishDate.IsZero() && !t1.FinishDate.IsZero() {
+			return false
+		}
+		return sortByDate(false, t1.StartDate, t2.StartDate)
+	})
+	return timerlist
+}
diff --git a/timer.go b/timer.go
index 74c2bbb..c7c059b 100644
--- a/timer.go
+++ b/timer.go
@@ -43,7 +43,7 @@ func (timer Timer) String() string {
 	var text string
 	if timer.Finished {
 		text += "x "
-		if timer.HasFinishDate() {
+		if !timer.FinishDate.IsZero() {
 			text += fmt.Sprintf("%s ", timer.FinishDate.Format(DateLayout))
 		}
 	}
@@ -76,10 +76,10 @@ func (timer Timer) String() string {
 }
 
 // NewTimer creates a new empty Timer with default values. (StartDate is set to Now())
-func NewTimer() Timer {
+func NewTimer() *Timer {
 	timer := Timer{}
 	timer.StartDate = time.Now()
-	return timer
+	return &timer
 }
 
 // ParseTimer parses the input text string into a Timer struct
@@ -104,13 +104,15 @@ func ParseTimer(text string) (*Timer, error) {
 	originalParts = originalParts[1:]
 	var notes []string
 	for _, v := range originalParts {
-		if strings.HasPrefix("@", v) {
+		if strings.HasPrefix(v, "@") {
+			v = strings.TrimPrefix(v, "@")
 			// Contexts
 			timer.Contexts = append(timer.Contexts, v)
-		} else if strings.HasPrefix("+", v) {
+		} else if strings.HasPrefix(v, "+") {
 			// Projects
+			v = strings.TrimPrefix(v, "+")
 			timer.Projects = append(timer.Projects, v)
-		} else if strings.Contains(":", v) {
+		} else if strings.Contains(v, ":") {
 			// Additional tags
 			tagPts := strings.Split(v, ":")
 			if tagPts[0] != "" && tagPts[1] != "" {
@@ -122,7 +124,7 @@ func ParseTimer(text string) (*Timer, error) {
 	}
 	timer.Notes = strings.Join(notes, " ")
 
-	return timer, nil
+	return &timer, nil
 }
 
 // Timer returns a complete timer string in timer.txt format.
@@ -133,7 +135,7 @@ func (timer *Timer) Timer() string {
 
 // Finish sets Timer.Finished to true if the timer hasn't already been finished.
 // Also sets Timer.FinishDate to time.Now()
-func (timer *Timer) Finish() bool {
+func (timer *Timer) Finish() {
 	if !timer.Finished {
 		timer.Finished = true
 		timer.FinishDate = time.Now()
@@ -148,3 +150,26 @@ func (timer *Timer) Reopen() {
 		timer.FinishDate = time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC) // time.IsZero() value
 	}
 }
+
+func (timer *Timer) Duration() time.Duration {
+	end := time.Now()
+	if !timer.FinishDate.IsZero() {
+		end = timer.FinishDate
+	}
+	return end.Sub(timer.StartDate)
+}
+
+func (timer *Timer) ActiveToday() bool {
+	return timer.ActiveOnDay(time.Now())
+}
+
+func (timer *Timer) ActiveOnDay(t time.Time) bool {
+	f := "2006/01/02"
+	tStr := t.Format(f)
+	// If StartDate or FinishDate is _on_ t, true
+	if timer.StartDate.Format(f) == tStr || timer.FinishDate.Format(f) == tStr {
+		return true
+	}
+	// Otherwise, if StartDate is before t and FinishDate is after t
+	return timer.StartDate.Before(t) && timer.FinishDate.After(t)
+}
diff --git a/timerlist.go b/timerlist.go
index fd5117e..0bde275 100644
--- a/timerlist.go
+++ b/timerlist.go
@@ -2,6 +2,7 @@ package timertxt
 
 import (
 	"bufio"
+	"errors"
 	"fmt"
 	"io/ioutil"
 	"os"
@@ -13,15 +14,32 @@ import (
 type TimerList []Timer
 
 // NewTimerList creates a new empty TimerList.
-func NewTimerList() TimerList {
-	timerlist := TimerList{}
-	return timerlist
+func NewTimerList() *TimerList {
+	return &TimerList{}
+}
+
+func (timerlist *TimerList) GetTimersInRange(start, end time.Time) *TimerList {
+	t := *NewTimerList()
+	for _, v := range *timerlist {
+		if v.FinishDate.Before(end) && 
+	}
+	return &t
+}
+
+func (timerlist *TimerList) GetActiveTimers() *TimerList {
+	t := *NewTimerList()
+	for _, v := range *timerlist {
+		if v.FinishDate.IsZero() {
+			t = append(t, v)
+		}
+	}
+	return &t
 }
 
 // String returns a complete list of timers in timer.txt format.
-func (timerlist TimerList) String() string {
+func (timerlist *TimerList) String() string {
 	var ret string
-	for _, timer := range timerlist {
+	for _, timer := range *timerlist {
 		ret += fmt.Sprintf("%s\n", timer.String())
 	}
 	return ret
@@ -47,7 +65,7 @@ func (timerlist *TimerList) GetTimer(id int) (*Timer, error) {
 			return &([]Timer(*timerlist))[i], nil
 		}
 	}
-	return nil, errors.new("timer not found")
+	return nil, errors.New("timer not found")
 }
 
 // RemoveTimerById removes any Timer with given Timer 'id' from the TimerList.
@@ -63,7 +81,7 @@ func (timerlist *TimerList) RemoveTimerById(id int) error {
 		}
 	}
 	if !found {
-		return errors.new("timer not found")
+		return errors.New("timer not found")
 	}
 	*timerlist = newList
 	return nil
@@ -126,6 +144,14 @@ func (timerlist *TimerList) LoadFromFile(file *os.File) error {
 	return nil
 }
 
+// WriteToFile writes a TimerList to *os.File
+func (timerlist *TimerList) WriteToFile(file *os.File) error {
+	writer := bufio.NewWriter(file)
+	_, err := writer.WriteString(timerlist.String())
+	writer.Flush()
+	return err
+}
+
 // WriteToFile writes a TimerList to *os.File.
 func (timerlist *TimerList) LoadFromFilename(filename string) error {
 	file, err := os.Open(filename)