diff --git a/bar.go b/bar.go
index 82a76eb..aafa1d1 100644
--- a/bar.go
+++ b/bar.go
@@ -156,9 +156,6 @@
 
 // String returns the string representation of the bar
 func (b *Bar) String() string {
-	// if b.IsStopped() {
-	// 	return "bar stopped"
-	// }
 	bufCh := make(chan []byte)
 	b.redrawRequestCh <- &redrawRequest{bufCh}
 	return string(<-bufCh)
diff --git a/example/hang/main.go b/example/hang/main.go
new file mode 100644
index 0000000..4d1c0ef
--- /dev/null
+++ b/example/hang/main.go
@@ -0,0 +1,39 @@
+package main
+
+import (
+	"fmt"
+	"math/rand"
+	"runtime"
+	"time"
+
+	"github.com/vbauerster/uiprogress"
+)
+
+const (
+	totalItem    = 100
+	maxBlockSize = 10
+)
+
+func main() {
+	runtime.GOMAXPROCS(runtime.NumCPU())
+	decor := func(s *uiprogress.Statistics) string {
+		str := fmt.Sprintf("%d/%d", s.Completed, s.Total)
+		return fmt.Sprintf("%-7s", str)
+	}
+
+	p := uiprogress.New()
+	bar := p.AddBar(totalItem).AppendETA().PrependFunc(decor)
+
+	blockSize := rand.Intn(maxBlockSize) + 1
+	// Fallowing will hang, in order not to hang
+	// use !bar.IsCompleted in loop condition
+	// for i := 0; !bar.IsCompleted(); i += blockSize {
+	for i := 0; i < totalItem; i += blockSize {
+		time.Sleep(time.Duration(blockSize) * (50*time.Millisecond + time.Duration(rand.Intn(5*int(time.Millisecond)))))
+		bar.Incr(blockSize)
+		blockSize = rand.Intn(maxBlockSize) + 1
+	}
+
+	p.WaitAndStop()
+	fmt.Println("stop")
+}
diff --git a/example/multi/multi.go b/example/multi/multi.go
index 7df40b6..cae0e03 100644
--- a/example/multi/multi.go
+++ b/example/multi/multi.go
@@ -56,7 +56,8 @@
 	// time.Sleep(time.Second)
 	// p.RemoveBar(bar2)
 
-	p.Stop()
+	p.WaitAndStop()
+	bar2.Incr(2)
 	fmt.Println("stop")
 	// p.AddBar(1) // panic: send on closed channnel
 }
diff --git a/example/remove/main.go b/example/remove/main.go
new file mode 100644
index 0000000..bce4755
--- /dev/null
+++ b/example/remove/main.go
@@ -0,0 +1,39 @@
+package main
+
+import (
+	"fmt"
+	"math/rand"
+	"runtime"
+	"time"
+
+	"github.com/vbauerster/uiprogress"
+)
+
+const (
+	totalItem    = 100
+	maxBlockSize = 20
+)
+
+func main() {
+	runtime.GOMAXPROCS(runtime.NumCPU())
+	decor := func(s *uiprogress.Statistics) string {
+		str := fmt.Sprintf("%d/%d", s.Completed, s.Total)
+		return fmt.Sprintf("%-7s", str)
+	}
+
+	p := uiprogress.New()
+	bar := p.AddBar(totalItem).AppendETA().PrependFunc(decor)
+
+	blockSize := rand.Intn(maxBlockSize) + 1
+	for i := 0; !bar.IsCompleted(); i += 1 {
+		time.Sleep(time.Duration(blockSize) * (50*time.Millisecond + time.Duration(rand.Intn(5*int(time.Millisecond)))))
+		bar.Incr(1)
+		if i == 42 {
+			p.RemoveBar(bar)
+		}
+		blockSize = rand.Intn(maxBlockSize) + 1
+	}
+
+	p.WaitAndStop()
+	fmt.Println("stop")
+}
diff --git a/example/simple/simple.go b/example/simple/simple.go
index f387623..f4c39fd 100644
--- a/example/simple/simple.go
+++ b/example/simple/simple.go
@@ -3,32 +3,34 @@
 import (
 	"fmt"
 	"math/rand"
+	"runtime"
 	"time"
 
 	"github.com/vbauerster/uiprogress"
 )
 
 const (
-	totalItem    = 1000
-	maxBlockSize = 20
+	totalItem    = 100
+	maxBlockSize = 12
 )
 
 func main() {
+	runtime.GOMAXPROCS(runtime.NumCPU())
+	decor := func(s *uiprogress.Statistics) string {
+		str := fmt.Sprintf("%d/%d", s.Completed, s.Total)
+		return fmt.Sprintf("%-7s", str)
+	}
+
 	p := uiprogress.New()
-	bar := p.AddBar(totalItem) // Add a new bar
-
-	// optionally, append and prepend completion and elapsed time
-	bar.AppendETA()
-	// bar.PrependElapsed()
+	bar := p.AddBar(totalItem).AppendETA().PrependFunc(decor)
 
 	blockSize := rand.Intn(maxBlockSize) + 1
-	for i := 1; i <= totalItem; i += blockSize {
+	for i := 0; i < 100; i += 1 {
 		time.Sleep(time.Duration(blockSize) * (50*time.Millisecond + time.Duration(rand.Intn(5*int(time.Millisecond)))))
-		bar.Incr(blockSize)
+		bar.Incr(1)
 		blockSize = rand.Intn(maxBlockSize) + 1
 	}
 
+	p.WaitAndStop()
 	fmt.Println("stop")
-
-	p.Stop()
 }