I feel reassured. Thank you!
As Biffaboy said, it usually takes a bit for the payment to verify and the crew here at CH is actually quite small, all based in the US - so they're naturally not gonna be online to upgrade your account at 0400/0600.
But welcome to your soon-to-be Unlimited fancystuffs! As long as you read the trainer troubleshooting guide(Link here) and follow its steps before you create a new thread about a problem and be appreciative of their momentous efforts to provide an awesome service and you guys will fit right in!