Absolutely -- these users make your best continuing beta testers! People that are already in the feedback loop and which are using the site. Much more valuable

Absolutely -- these users make your best continuing beta testers! People that are already in the feedback loop and which are using the site. Much more valuable than the few bucks they had to pay for a paid plan! [Edit] Well, of course it also depends on the number of users and your costs for providing the service.