你 can earn a medal 或者 badge 由 contributing links, images, videos, 文章 etc. But 你 can also earn them 由 rating things and starting active 论坛 topics and/or picks.
It's all about adding quality content..using proper 密码 and not just adding things for the sake of adding things. Always help 由 rating everything 你 view as well. And being patient..mine took forever to come!