Ahhhhh, when you buy the DVD you do not get a username, you will need to wait for it in the mail.
If you buy the stream, then you setup a 6-8 character username and password.
That is what you need to enter to have your license dealt out to you.
Here is what to do:
1: click on Enter the Church of Satan
at the bottom of the main page
2: Next page click on go to movie order page
3: Click 1, 2, or 3.
4: The rest is up to you