You can do it yourself. Simply Bump it using the Bump button and edit it. Although, if you have bumped recently you will have to wait for 30 days from that date.
Wow, no way to change it aside from that? I have more than 5 threads to update. So that would take me more than 5 months to edit all of them.
Actually it's written on FAQ . You read the instruction manual on a new phone why not on a new forum ?
More than 5 sales threads for the same hosting service (I assume since they are on the same domain). (Shhh, don't want to out yourself as having duplicate threads)