HOW TO:Top 10 Gmail tips and hacks
Gmail offers a lot of flexibility when it comes to the way you manage your email. Innovative features like labels, a dedicated mobile 
phone client and rich script-ability via Firefox’s Greasemonkey plugin create a unique appeal for users from nearly all walks of life. Since you can do so much with and to Gmail, I thought I would round up my favorite tips and hacks for users both old and new. Some of these are simple ideas for thinking about labels in a different way, while others add more powerful functionality for the most dedicated of Gmail ningas.
Of course, this list is by no means complete, so have at it in the comments with your own tips, scripts and workflows. For now, here are mine: Top 10 Gmail tips and hacks - Download Squad