The document summarizes the stages of The Serendipity Project, which involved Argentine EFL students aged 17-25 preparing for the CAE exam through blogging. The stages included: 1) Creating a class blog to focus on communication. 2) Opening individual blogs and commenting on classmates' blogs. 3) Learning how to use the blog search engine Technorati to organize blogs. 4) Using Bloglines to track favorite blogs and news. 5) Using the social bookmarking site Delicious to store, share, and discover bookmarks collaboratively.