(a) in return for a binding commitment to extend credit or for the extension of immediately available credit, whether or not drawn upon and whether or not a charge-back is provided for in the event of difficulties in collection;
(b) as security for, or in total or partial satisfaction of, a preexisting claim;
(c) by accepting delivery under a preexisting contract for purchase; or
(d) in return for any consideration sufficient to support a simple contract.