Originally Posted by
loudfish
Does anyone know if by cancelling your AMEX JetBlue card and then re-signing up if you have the ability to regain the 10,000 points as a new customer? That would be a pretty sweet loophole

Generally, no. Most CC companies only issue the bonus once. Citi/AA used to be the best exception to that but even they finally wised up and stopped permitting the churning.