Step 1: Go
to the Junkfind webstore and follow the instructions. It is a normal credit
card transaction (managed by esellerate).
Step 2: Note the serial number on your receipt.
Step 3: Run junkfind. After it has started, press register and enter your
serial number.
If you have any questions feel free to email me at junkfind
kniberg.com
(please check out the faq first though).