There is only one magic bullet visa for opening a bank account, an Elite visa. So get on a bus and go to Pattaya and any of the numerous agents that will get you a bank account pretty much that day. Or spend the next couple weeks hoofing it. One such reliable agent is Tik Tok Services Thailand
I don't like pre post moderation, but do approve of new members ticking off a mandatory join checklist/questionnaire that reminds them that their question has likely already been asked and answered, so search the posts.
prompt new members to checkbox a mandatory blurb upon joining that says they will read through previous posts to see if their questions have been posted and answered already.