Just an FYI for those interested and there would still be a wait time for processing but might be worth it. Not specified if it a Postal Money Order, Bank MO or International MO.
I posed that very question to TER Customer Support and received the following response:
By TER Customer Support [111] - 12/16/2013 4:34:50 PM -------------------------------------------------------------------- Hi there, USPS money order should work just fine.
Unfortunately it looks like your attempt to purchase VIP membership has failed due to your card being declined. Good news is that we have several other payment options that you could try.
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