How to use Google +1 and what are its benefits?

I want to know that how to use Google +1 and what are the benefits of using this and how to recommend it to your dear ones??

 

Google +1 helps to increase your page visibility and page ranking at google search engine.

 

http://www.google.com/+1/button/ Here you can find all information from Google. How to add button to your website and so on

 

nice helpful thread but one doubt is it possible to transfer all data from fb to g+1 without entering again?

 

i suggest to visit google +1 page and click the video to learn more about it: http://www.google.com/+1/button/

 

Official statements : increse page visibility and well rank in google search results.
I have place it in my site for tow weeks . nothing happened.

 

You won't see huge difference in traffic and ranking instantly. Certainly it will take more time for you to enjoy results.