Full-time professionals in the U.S. work at least 40 hours a day, five days a week. A five-day work week (Monday-Friday) consists of 120 hours, meaning that we spend at least 33% of our time in the office. To put it another way, on average, we work 22 out of 30 days each month. And that doesn't even include the time we spend driving to and from work. Needless to say, when you consider how many of our waking hours are spent at work compared to the time we have off on the weekends, it's easy to see that we give away a hefty chunk of our lives to our employers. Save for the few vacations, if any, we take each year, weekends are usually our only time to: Relax Get more sleep Run errands we don't have time to do in the week Enjoy dining and entertainment with our partners, friends or families Do groceries Pay bills Mow the lawn and handle other home maintenance And more Let's face it: We don't have time to do all of the above every weekend. Just like wit...