diff --git a/README.md b/README.md
index 84c76d4..018c17c 100644
--- a/README.md
+++ b/README.md
@@ -55,8 +55,8 @@
     for i := 0; i < total; i++ {
         start := time.Now()
         time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-        // ewma based decorators require work duration measurement
-        bar.IncrBy(1, time.Since(start))
+        // since ewma decorator is used, we need to pass time.Since(start)
+        bar.Increment(time.Since(start))
     }
     // wait for our bar to complete and flush
     p.Wait()
@@ -95,8 +95,8 @@
             for i := 0; i < total; i++ {
                 start := time.Now()
                 time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-                // ewma based decorators require work duration measurement
-                bar.IncrBy(1, time.Since(start))
+                // since ewma decorator is used, we need to pass time.Since(start)
+                bar.Increment(time.Since(start))
             }
         }()
     }
diff --git a/_examples/barExtender/main.go b/_examples/barExtender/main.go
index 9e44cab..c3a4688 100644
--- a/_examples/barExtender/main.go
+++ b/_examples/barExtender/main.go
@@ -50,8 +50,8 @@
 			for i := 0; i < total; i++ {
 				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				bar.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/cancel/main.go b/_examples/cancel/main.go
index a911195..9ab3b6e 100644
--- a/_examples/cancel/main.go
+++ b/_examples/cancel/main.go
@@ -44,8 +44,8 @@
 			for !bar.Completed() {
 				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				bar.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/complex/main.go b/_examples/complex/main.go
index 0a535cb..22e7637 100644
--- a/_examples/complex/main.go
+++ b/_examples/complex/main.go
@@ -72,7 +72,7 @@
 	for !b.Completed() {
 		start := time.Now()
 		time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-		// ewma based decorators require work duration measurement
+		// since ewma decorator is used, we need to pass time.Since(start)
 		b.IncrBy(incrBy, time.Since(start))
 	}
 }
diff --git a/_examples/differentWidth/main.go b/_examples/differentWidth/main.go
index 20b4280..500c722 100644
--- a/_examples/differentWidth/main.go
+++ b/_examples/differentWidth/main.go
@@ -50,8 +50,8 @@
 			for i := 0; i < total; i++ {
 				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				bar.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/merge/main.go b/_examples/merge/main.go
index 017755a..1cadc73 100644
--- a/_examples/merge/main.go
+++ b/_examples/merge/main.go
@@ -51,8 +51,8 @@
 			for i := 0; i < total; i++ {
 				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				bar.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/multiBars/main.go b/_examples/multiBars/main.go
index 790a174..8337576 100644
--- a/_examples/multiBars/main.go
+++ b/_examples/multiBars/main.go
@@ -45,8 +45,8 @@
 			for i := 0; i < total; i++ {
 				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				bar.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/quietMode/main.go b/_examples/quietMode/main.go
index 10502cd..ae527c5 100644
--- a/_examples/quietMode/main.go
+++ b/_examples/quietMode/main.go
@@ -60,8 +60,8 @@
 			for i := 0; i < total; i++ {
 				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				bar.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/remove/main.go b/_examples/remove/main.go
index 0f1ce4c..e78fe40 100644
--- a/_examples/remove/main.go
+++ b/_examples/remove/main.go
@@ -41,8 +41,8 @@
 					b.Abort(true)
 				}
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				b.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				b.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/reverseBar/main.go b/_examples/reverseBar/main.go
index 053e5bc..9bd513b 100644
--- a/_examples/reverseBar/main.go
+++ b/_examples/reverseBar/main.go
@@ -48,8 +48,8 @@
 			for i := 0; i < total; i++ {
 				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				bar.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/singleBar/main.go b/_examples/singleBar/main.go
index fc76943..029b48b 100644
--- a/_examples/singleBar/main.go
+++ b/_examples/singleBar/main.go
@@ -34,8 +34,8 @@
 	for i := 0; i < total; i++ {
 		start := time.Now()
 		time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-		// ewma based decorators require work duration measurement
-		bar.IncrBy(1, time.Since(start))
+		// since ewma decorator is used, we need to pass time.Since(start)
+		bar.Increment(time.Since(start))
 	}
 	// wait for our bar to complete and flush
 	p.Wait()
diff --git a/_examples/sortBars/main.go b/_examples/sortBars/main.go
index 05e963a..430f26c 100644
--- a/_examples/sortBars/main.go
+++ b/_examples/sortBars/main.go
@@ -43,8 +43,8 @@
 					priority := total - int(b.Current())
 					b.SetPriority(priority)
 				}
-				// ewma based decorators require work duration measurement
-				b.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				b.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/spinnerBar/main.go b/_examples/spinnerBar/main.go
index fc28755..bb28d17 100644
--- a/_examples/spinnerBar/main.go
+++ b/_examples/spinnerBar/main.go
@@ -67,8 +67,8 @@
 			for i := 0; i < total; i++ {
 				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				// since ewma decorator is used, we need to pass time.Since(start)
+				bar.Increment(time.Since(start))
 			}
 		}()
 	}
diff --git a/_examples/spinnerDecorator/main.go b/_examples/spinnerDecorator/main.go
index 0b67239..71585e1 100644
--- a/_examples/spinnerDecorator/main.go
+++ b/_examples/spinnerDecorator/main.go
@@ -42,10 +42,8 @@
 			defer wg.Done()
 			max := 100 * time.Millisecond
 			for i := 0; i < total; i++ {
-				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				bar.Increment()
 			}
 		}()
 	}
diff --git a/_examples/stress/main.go b/_examples/stress/main.go
index e455c16..731f94e 100644
--- a/_examples/stress/main.go
+++ b/_examples/stress/main.go
@@ -45,10 +45,8 @@
 			defer wg.Done()
 			max := 100 * time.Millisecond
 			for !bar.Completed() {
-				start := time.Now()
 				time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-				// ewma based decorators require work duration measurement
-				bar.IncrBy(1, time.Since(start))
+				bar.Increment()
 			}
 		}()
 	}
diff --git a/example_test.go b/example_test.go
index 2216fe9..5fb2cd4 100644
--- a/example_test.go
+++ b/example_test.go
@@ -37,8 +37,8 @@
 	for i := 0; i < total; i++ {
 		start := time.Now()
 		time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
-		// ewma based decorators require work duration measurement
-		bar.IncrBy(1, time.Since(start))
+		// since ewma decorator is used, we need to pass time.Since(start)
+		bar.Increment(time.Since(start))
 	}
 	// wait for our bar to complete and flush
 	p.Wait()