Hacks of the Week: Office Cardio, Music's Productivity Benefits, and More!

A quick housekeeping note: we're in the process of rolling out a major site redesign, so it may be a day or two before you see any new posts. Don't wander too far -- you'll love the new and improved Business Hacks!
Every Monday morning we like to sift through the previous week's posts, round up the cream of the crop, and catalog them here for your viewing convenience. Take a look:
Enjoy!