If you just click on "replace original" when you downsize them, it will remain the same size account.
No, only the new members for a while. Any moderator can approve them for you which we do automatically when we see one.
I tried to post again and it says i have to wait for approval for the post to show.Do all post go through an admin before getting posted?
No, only the new members for a while. Any moderator can approve them for you which we do automatically when we see one.