Once players place the tree, they will be prompted to take the following four steps to earn Farm Cash in connection with the co-branded card through July 31, 2012.

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The company also provides other marketing and promotional services, such as online advertising and co-branded credit card agreements.

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If that's the case, then there are far better rewards to be had from a bank-issued Visa or MasterCard than a co-branded gas card, says Ms. Sekar of NerdWallet.com.

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Each group received AXE co-branded shirts, received three samples of AXE Hair styling products and a card introducing them to and incentivizing them to participate in the AXE Hair contest.

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