Is it possible to sell memberships from my online shop if my membership site is on another WP installation?

“Just wanted to let you know that the plugin is working great and incomplete registrations have gone to zero! I’m definitely going to do a review of the plugin and get it for my own site.” MaAnna Stephenson BlogAid.net

“Bob Tolbert’s Wish List Member plugins have made life easier on us by automating processes that would normally eat up a ton of admin time. I especially appreciate Bob’s quick response time and customer service. Fact is, our membership website would not function without these plug ins.” Michael Burwell TheHangoutHelper.com

“This plugin is the best way to supercharge your membership signups. I was especially impressed by the developers prompt customer service!” Stan Smith PushingSocial.com

“The Wishlist Auto Registration plugin is really great, I love it! And the support you guy’s deliver are really outstanding! Thank you so much!” Johan Skalberg kalisikaran.info