Topsites can offer a pay to leech scheme. It's often a hushed topic and people don't like to talk about it (because it is insecure). Many topsites are at it.

A lot of scene members react badly to topsites like this, and often people infiltrate such sites and public a "scene notice" about them containing siteop nicknames, hostnames, IRC/FTP details, and screenshots.

Scene notices are like the news system of the scene. They allow people to publish messages that will disseminated to all the other scene topsites.