Please double check for common security vulnerabilities: SQL injection, XSS, CSRF etc
- Please make sure the item doesn’t contain any encrypted code or a third party licensing system.
The documentation is a little lacking.
Most importantly, remember that buyers may not be technically inclined. They may just be looking for an item to drop into their existing code base. Also keep in mind that a typical user won’t really know about all the features your system brings to the table. With them in mind, you should also look into providing a quick start guide of some sort. It need not be long: a short one will do.