The member registration flow is the same for signing up for any type of membership except the free one (if you want to allow free membership). The registration process for the “Free Membership” is slightly different because this one doesn’t have any payment involved.
The basic member registration flow is similar to the following:

Visitor lands on your site.
Want to become a member after seeing some of the awesome content.
Follows the “Register” or “Join Today” link.
The above mentioned links will take them to the “Membership Payment” Page. It may look similar to …