, it is possible with a PRO Software
using piggyback domains and setting up packages.
The members area would be on the original domain name, but it's possible to customize the text/graphics/layout/etc to look different.
Depending on your need, let us know specific separate questions for each item you would like to do yourself and we'll provide an answer.
Or, you can send any details in a support request and we'll do it for you.
If you add the product into your current software the members area will look the same by default. However, with a Tool Truck you are able to modify it so each membership has it's own completely unique look. You have full html and php control for that membership to customize it however you want.