What is this for?

"Add To Bookmarks" is usually referring to adding a link/URL to your Web Browser's bookmarks list/folder. This is the old way of managing your bookmarks. Now when you see "Add To Bookmarks," it's referring to one of the "Social Bookmarking" sites, where you, your friends, and several thousands of strangers all post and interconnect their favorite links.

If you haven't tried a Bookmarking site, join one, and use it for a few months before you make a judement on how useful it is. Social bookmarking to be the 'new search.' in many ways. Give it a try, pick one of the sites in the list and sign up for free.

If you have a site or blog that you'd like to add this to, please visit: http://www.AddToBookmarks.com
What is Social Bookmarking?

Social bookmarking is an activity performed over a computer network that allows users to save and categorize (see folksonomy) a personal collection of bookmarks and share them with others. Users may also take bookmarks saved by others and add them to their own collection, as well as to subscribe to the lists of others. It's a tool for personal knowledge management. Wikipedia.org

Social bookmarking involves saving bookmarks to an online service and "tagging" them with keywords you create instead of saving the bookmarks in your browser's favorite's list. Your collection of bookmarks is viewable to others users who may easily copy bookmarks to their own collection. Social bookmarking enables a you to discover other people who are interested in a topic and know about an excellent web resources that you may not have found by using a search engine. http://www.consultantcommons.org/node/239