Gmail Add-On Lets You Follow, Reply & Retweet Inside Email Messages

Rapportive has created an add-on for Gmail that instantly adds social context to the people you email, as you email them. Rapportive’s overhauled Twitter widget lets you follow your email contacts, send them replies, and retweet or quote them from inside email messages. You can also take a quick glance at whether your email contacts are following you on Twitter. This tool is definitely worth learning about. Here’s a short video on how it works.