Update README.md

Author: jriosdev

README.md

@@ -139,8 +139,13 @@ You can customize these properties of the drop down:
 ## Note :
 
     1.If you are using Multiple Drop Downs in a Single ViewController, Must Kept reverse order on StoryBoard or addSubview()  to avoid Overlaying
+    
 ## Author
 ### ✨✨If you like my project please Give me a STAR on Github✨✨
+### If this project help you reduce time to develop, you can give me a cup of coffee :) 
+
+[![paypal](https://www.paypalobjects.com/en_US/i/btn/btn_donateCC_LG.gif)](https://paypal.me/jishnurajt)
+
 Jishnu Raj T, jriosdev@gmail.com
 [![Contact](https://img.shields.io/badge/Contact-%40jishnurajt-blue.svg?style=flat)](https://twitter.com/jishnurajt)