If you're not already using AddThis on your blog or website, then you might want to start using it as soon as possible. And here are several good reasons why...
1. AddThis makes it very easy for your site visitors to bookmark your blog or website, and subscribe to your web feeds.
2. It makes it easy for your visitors to promote your website or blog to the social bookmark services, which will increase your website traffïc.
3. AddThis saves you real-estate on your website. You can use just ONE button for all the bookmarking services and for all feed readers.
Basically, AddThis will help you promote your blog and website content (web pages, feeds, podcasts, products, etc.) online by making it easier for your visitors to collect, save and distribute your content across the Internet.
In addition, the AddThis Browser Button will allow you to collect information online with a single click, and then send it to your favorite bookmarking service, feed reader, podcast service or shopping service.
Bottom line, I highly recommend using AddThis on your blog or website.