Hosting a New Year’s Eve party?

📦 One person’s return … is another’s “new” purchase. Amazon lets items that pass a quality check be resold as “new,” even if they’ve been opened. Look for the letters “LPN” on the packaging. That’s a telltale sign it’s been reprocessed. Hit up Amazon’s customer service pronto for a replacement.

Cracking the case: You can buy mystery bundles of unclaimed mail starting around $40. The boxes could contain anything from knock-off Chanel bags and fake IDs to total junk. Florida-based Fundelivered has sold over 90,000 bundles in the last three years. I wanted to buy one, but they’re sold out. What a great business idea, right?

🚗 Amazon now sells cars in 48 cities: Right now, it’s limited to new Hyundai models, but more brands and leasing options are coming to Amazon Autos next year. The price at checkout is what you’ll pay, so no back-and-forth with pushy salespeople. PSA: Don’t drink and shop, because that would be wheelie, wheelie bad.

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Attention, parents: Facebook Marketplace is a goldmine for deals on kids’ clothes and toys. In the search bar, type in what you need, like “baby gate.” Press enter and hit Notify Me so you’ll know when something pops up. Under Categories, click Free Stuff and check there, too. Remember, free doesn’t always mean safe. Check for recalls.

⚡ Don’t use this Apple charger: Belkin’s BoostCharge Pro magnetic charging power bank contains bisphenol A (BPA). The chemical used in plastics is linked to hormone disruption, fertility issues and even cancer. The warning is buried at the bottom of the fine print nobody reads — that’s why I read it for you!

🛒 AI-tention, shoppers: The Caper Cart is wired with AI-powered cameras and scanners that apply coupons, weigh your produce and pay right from your handlebar. Instacart owns it and paid around $350 million for the tech. If only the carts could return themselves.