I'm looking for a good site that will school me on dealing with CRCs while cracking softwares. Any suggestions would be greatly appreciated.

hiya,
there is more than one way of dealing with crc but you said reverse it so there is an essay at
hxxp://zor.org/krobar/
If you manage it let me know. Hell, if you even understand it let me know, better still, teach me.
good luck.