Switch from UltimateBB to vBulletin. Threads from UltimateBB have been imported into vBulletin so essentially we can carry on from where were once folks become acquainted with the new software.
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Please - Reset your profile and preferences. There are one heck of a lot of new options. It's the little button up near the top of the page that says "USER CP" There's even 'Private E-Mail' if you turn it on.