Apple Thoughts: Clean Up Some Space by Clearing Up Your Dropbox Cache

"I use Dropbox to sync files across my Macs, but also to collaborate with others using shared folders. One day, I discovered that the disk space on my MacBook Air had dropped substantially."

Once he started poking around he found some files that he didn't really need, all within the dropbox.cache file. Simple but something I hadn't really thought about. I guess this happens in a variety of programs, such as Chrome, so it makes sense to find out where these hidden files are and if you really need them.