https://developers.oxwall.com/store/search/plugin?q=membership
Other users that register who choose free from the selection box do not pay.
You can assign different questions for each.
have a look at the user roles section and the user profile questions section.
https://wiki.oxwall.com/user-manual:users:user-roles
https://wiki.oxwall.com/user-manual:users:profile-questions
in the profile questions section on the top menu you will see add new.. click that to add a new account type. When you make a new account type it will show on the drop down on the registration page. Once you have two account types then the drop down will appear in the registration section but not before.
create a new account type then look at the registration page and you will see the drop down.
Anyway, im glad you go it handled and have a happy holiday season :)