一款开创性的桌面音乐播放器、窃贼的建议、Gmail悲剧和智能硬件升级，这些都是本周最受欢迎的帖子。

• Spotify Is the Best Desktop Music Player We've Ever Used Imagine a music app with instant access to any song you wanted to hear. Imagine creating a playlist from those songs and quickly, easily sharing it with friends. Such an app does exist, it's called Spotify, and it could change music forever.
• A Burglar's Advice on Hiding Money We've already shown you where and how to safely hide cash in your home, but if you really want to learn how, why not ask the expert? The following are some dos and don'ts of money storage courtesy of a former burglar.
• Massacre Gmail Ads with These Two Sentences (and Some Tragic Words) Those "Sp***ored Ads" in e-mails are an annoyance to both sender and recipient and they seem to escape blocking. Until now. These two (so far) fail-proof sentences at the end of an email will let you enjoy e-mailed rants, ad-free.
• Top 10 Computer Hardware Fixes and Upgrades If your desktop or laptop parts have died or seen better days, you've got a friend. All of your Lifehacker editors—and many helpful net denizens—have upgraded or repaired faulty systems, and we've rounded up some of their most helpful tutorials.
• Office on the Forest's Edge The only thing today's featured office shares with your average office is the fact that it has a roof and a floor. Beyond that it's quite a different space than most of us spend our days in.
• Five Best PDF Readers Adobe's free PDF reader has long been a standard for handling its extremely popular document format, but you aren't limited to using it to view your PDF files.
• The Well-Planned Dorm Room Just because you're in college doesn't mean that your room has to be a cluttered mess of schoolwork, piled with unwashed clothes, and overseen by John Belushi posters.
• The Complete Guide to Going Paperless You already pay your bills online and get electronic statements, but there are even more ways you can stop killing innocent trees and wasting time and money dealing with paper.
• Reset Your Sleep Cycle with a 16-Hour Fast Your brain's natural tendencies don't easily accommodate international flights, all-nighters, or rotating shift work. Refusing to eat for about 16 hours before waking up, however, can help reboot your sleep cycle.
• Avoid Inappropriate Email Signoffs Whether work-related or on personal time, most of us send multiple emails daily, which is why learning how to properly close the correspondence is essential because, as the Washington Post notes, you can pay the price for a "careless closing."