integrate checkout via JVZoo/Paypal with s2 Member Pro plugin

I DO NOT NEED A WEBSITE BUILT - HAVE EXISTING SITE! Current Membership site with s2 Member Pro plugin -integration with JVZoo needs to be tested and functioning ** in current test checkouts no user is added to membership site when completing checkout on JVZoo via Paypal -page restriction, user login, everything is set up on website. -work needing done is detailed above to result in: 1.) User buys membership via JVZoo and Paypal 2.) User is directed to set up account at website or account and password are automatically generated by s2 member and emailed 3.) User logs in at website and is able to access all restricted access pages of site