Sometimes your documents in iCloud --leaving you (and your files) on whatever the opposite of cloud nine is.

, including explanations on renaming your Safari bookmarks quicker than ever, and the ability to get Quick Look previews in Messages. If you prefer your Mountain Lion tips in audio form, be sure to listen to our information-packed 11-minute devoted to that very topic. Even if you already know every single tip, I promise you that you don't know which sound effects Chris Breen used. (Speaking of podcasts, over at TechHive, Mr. Breen offered up some suggestions to Apple for how it could .)

Perhaps you prefer listening to music and not experts. In that case, you may enjoy our roundup of .

If you're looking for hardware advice, we can help you with that, too, with . Step one: Put your coffee cup somewhere else first.