Update: $45 gift card packs are gone, but this deal is still available on $75 packs.

Here’s the biggest no-brainer of Prime Day so far: buy select multipacks of Amazon Gift Cards starting at $45, and you’ll get a bonus $10 credit thrown on top (once the gift cards ship). That’s basically free money. [Buy an Amazon Gift Card Multipack, Get $10 in Bonus Credit with Code PRIMEGCS]

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