That's one way, the other can be found here:
http://www.x-sim.de/software.php?lang=e ... rmsprivateFor the beta it's important that we know what type your sim is and what hardware is used so the project topic won't have to be as detailed as for obtaining a stage 2 key without beta testing (still detailed though, not just some pictures).
Because of the new site we might have to review the rules a bit, but since it's holiday season that might take a few weeks our so.
Until than, if you think your project topic is worth a stage 2 key contact one of the moderators or admins and we'll decide together if it will be granted.