If you have earned Citibank's Thank You Network (TYN) points, you may be asking how to get the most cash for those points. This FW thread
started by mojoshtudd has a list of $100 gift cards that are available for 10,000 points. Also listed are the resale values at PlasticJungle.com where you can redeem them for cash or an Amazon gift card.
For those who are considering buying gift cards, you might want to check out PlasticJungle.com. It appears to be a useful service to safely buy gift cards at a discount.