Have a device that isn't working right? Maybe the power button is busted, or the screen has a crack. You could have it fixed, but that might end up costing more than you'd like to spend. It could be ...

If you're looking to buy used tech on a budget, you might turn to popular marketplaces like eBay, Craigslist, or Facebook Marketplace. But with a lack of safety measures in place, it can be hard to ...