I haven't gotten around to using the socket rocket or slimline switch, so maybe someone else here can help you with that.
For the registration code, call 1-800-442-5138, press 2 for technical support, and give them your order number. They'll give you the code. I just got off the phone asking them to email me the codes and link again 5 minutes ago because I'm wiping my AHP computer and installing XP Media Center instead of Vista.