Mashable has a great list of fantastic sites to find cheap hotels, hostels and more for your next trip.
I personally like Orbitz and Hostelworld, but some of these I’ve never even heard of and would love to check out like CouchSurfing. Be careful when you sleep in some hostels and couch surfing spots though, saftey is priceless.
Maybe it’s just the fact that I don’t like being lied to, but this hotel was more of a disappointment than a number of roach motels I’ve stayed at. The hotel was found on Expedia and I booked it because it had a good location (right beside China Town) and offered tv and free wifi. More About Hotel Hell