"[@Anonymous #9536":](/forums/meta/topics/we-re-working-on-it?post_id=348#post_348 ) It doesn't look like Rainbooru's rules say anything about 'promoting' paid-only images being hosted there, but it doensn't really have anything like a DNP system either. It's more of an ambiguous "well if they're there on the site, then they're there" kind of a gray area.