1. The signature space or code is limited, therefore only a small code or words can be shown only.
2. Newbies tend to spam the forum which is not good sight to everyone.
I don't know if you notice but there are other ways to earn here for newbies aside from signature campaign. Just go around the forum and you'll see.
i see some from games and round and other events from gambling site.. and faucets. well thanks.. i just noticed it so i asked why is it like that. i understand your reasons...