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The TSA has debunked the rumor that Costco membership cards are an acceptable form of ID. Only a REAL ID, valid passport, or other federally issued photo ID can be used for boarding domestic flights ...

Costco does credit cards very differently than any other retailer. It makes an exclusive deal with one credit card brand, then partners with a bank to offer a signature version of that brand's card.

Attention, Americans! Next time you fly, the folks at the Transportation Safety Administration have a simple reminder: no, your Costco Membership is not a valid form of ID. The bizarre reminder came ...