This document provides an overview of interacting with readers on blogs and using blogosphere radar tools. It discusses writing blog posts that encourage comments, responding to comments, tracking comments through RSS or email feeds, and using ego feeds, conversation trackers, tagging and tools like Commentful to find topics for new blog posts by tracking conversations around keywords and tags. The final assignment is to write blog posts that invite comments using the strategies, set up ego feeds and search feeds for keywords and tags, use Commentful, and write a post based on what is found in the feeds.