Signing up for a third-party hosted Subversion account. The prices are so low these days, there's no need to manage the SVN server on your own. I tend to use

Signing up for a third-party hosted Subversion account. The prices are so low these days, there's no need to manage the SVN server on your own. I tend to use SVN more now that I don't have to worry about managing it. The sharing features of Google Docs has also been a big time saver.