diff --git a/README.md b/README.md
index cb220cf..017b4d7 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ Create framework
 $ carthage update --platform iOS
 ```
 
-## Usage
+## Example
 
 ```swift
 textView.attributedText = "SwiftyAttributedString"
@@ -43,16 +43,37 @@ textView.attributedText = "SwiftyAttributedString"
                                       range: .portion(of: .string("Attributed"))))
 ```
 
-<img src="https://github.com/touyu/SwiftyAttributedString/blob/assets/001.png" height=70>
-
 ```swift
-textView.attributedText = "sample text"
-  .add(attributes: [Attribute(value: .strikethroughStyle(1.0),
-                              range: .portion(of: .string("sample"))),
-                    Attribute(value: .underlineStyle(1.0),
-                              range: .portion(of: .string("text")))])
+textView.attributedText = "SwiftyAttributedString"
+            .add(attributes: [Attribute(value: .font(.systemFont(ofSize: 16))),
+                              Attribute(value: .font(.boldSystemFont(ofSize: 16)),
+                                        range: .portion(of: .string("String"))),
+                              Attribute(value: .foregroundColor(.blue),
+                                        range: .portion(of: .string("Swifty"))),
+                              Attribute(value: .foregroundColor(.red),
+                                        range: .portion(of: .string("Attributed"))),
+                              Attribute(value: .foregroundColor(.orange),
+                                        range: .portion(of: .string("String"))),
+                              Attribute(value: .underlineStyle(1.0),
+                                        range: .portion(of: .string("Attributed")))])
 ```
 
-<img src="https://github.com/touyu/SwiftyAttributedString/blob/assets/002.png" height=80>
-
+<img src="https://github.com/touyu/SwiftyAttributedString/blob/assets/001.png" height=70>
 
+## References
+| Dictionary Key                                | Attributed Value                                    |
+| ----------------------------------------------| --------------------------------------------------- |
+| `NSFontAttributeName`                         | `.font(UIFont)`                                     |
+| `NSForegroundColorAttributeName`              | `.foregroundColor(UIColor)`                         |
+| `NSBackgroundColorAttributeName`              | `.backgroundColor(UIColor)`                         |
+| `NSKernAttributeName`                         | `.kern(NSNumber)`                                   |
+| `NSStrikethroughStyleAttributeName`           | `.strikethroughStyle(NSNumber)`                     |
+| `NSUnderlineStyleAttributeName`               | `.underlineStyle(NSNumber)`                         |
+| `NSStrokeColorAttributeName`                  | `.strokeColor(UIColor)`                             |
+| `NSStrokeWidthAttributeName`                  | `.strokeWidth(NSNumber)`                            |
+| `NSShadowAttributeName`                       | `.shadow(NSShadow)`                                 |
+| `NSTextEffectAttributeName`                   | `.textEffect(SwiftyAttributedString.TextEffect)`    |
+| `NSLinkAttributeName`                         | `.link(URL)`                                        |
+| `NSBaselineOffsetAttributeName`               | `.baselineOffset(NSNumber)`                         |
+| `NSObliquenessAttributeName`                  | `.obliqueness(NSNumber)`                            |
+| `NSExpansionAttributeName`                    | `.expansion(NSNumber)`                              |