Check out Dropcatch.com, Namejet and GoDaddy Auctions. You can get a decent 4L com for under $1000 if you're patient. Beauty is in the eye of the beholder but generally speaking you're going to get a much, much better name by spending $100-1000 at auction then by handregging. There are bots and people trawling through pending delete lists catching anything good before it becomes available.

Domain resellers are trouble but I wonder how lucrative actually domain reselling is considering lots of people are doing it.