Stash and recall text snippets you use often. Synchronize them, too.
TextStash is a Google Chrome extension that lets you store pieces of text. The pieces can be copied to your clipboard for use in web applications, websites and programs. It also contains the beginnings of a macro system that can make you even more productive. Learn more at http://software.davidfisco.com/2012/10/introducing-textstash-for-google-chrome.html
TextStash now includes "master tag set" functionality. Learn more at http://productivity.davidfisco.com/2013/01/the-benefits-of-single-tag-set.html