Do you mean on the forums or on the server?
BrokenLens Forums
ssunsett
RussSonLeYT
Both
ssunsett
You can advertise your channel on the server but please don't spam. Here on the forums, do it only on your profile. Don't make a thread to advertise your channel. Thank you 
RussSonLeYT
Can I advertise my videos on a thread? Not the channel