The AddThis button spreads your content across the Web by making it easier for your visitors to bookmark and share it with other people, again…and again…and again. This simple yet powerful button is very easy to install and provides valuable Analytics about the bookmarking and sharing activity of your users. AddThis helps your visitors create a buzz for your site and increase its popularity and ranking.(www.addthis.com)
This very cool button is very powerful for boomarking and sharing your valuable posts with other people in the internet.
Adding Addthis button on the bottom of your posts:
1. Go to Edit HTML under layout and tick the "Expand Widgets box"
2. Search for the follwing line:
If you have chosen the first code,
the add this button will be above the post body items( Scroll down and see where my addthis button is placed)
If you have chosen the 2nd code,
the addthis button will be at the bottom left part and directly beneath the post.
3. Simply add this Addthis code after this line. Done!