Yes
Yes, they do.
Yes. They must-have realized how much revenue they lost by not accepting CC and set it up! I saw someone trying to buy large ticket items with a CC and they couldn't do it. You want your protection from CC company not purchase these items with your debit card!
Yes only visa though
Yes, any Visa card.
No, Costco does not take Visa Credit Cards, they only take Debit Visa.
Yes, I agree with Dean.
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