Canon U.S.A., Inc. will be extending their popular "Cash In With Canon" rebate program though February 19th. Those who purchase select Canon products, including the EOS 5D Digital SLR, can receive up to $300 in rebates. Rebates may also be doubled if two or more rebate-eligible items are purchased at the same time. All rebate forms must be postmarked by March22, 2007. A list of eligible products and requirements can be found here.