Amazon typically holds annual sales events for people who subscribe to its Amazon Prime membership, and there’s one that is coming up shortly that will feature thousands of great deals. At first, Amazon held a single Prime Day event that usually took place in the summer months. Now, there’s also a second sales event that gives buyers a preview of sales that will come during Black Friday and Cyber Monday events. While we don’t know a lot of details about Amazon’s planned sale, there are some things you need to know before shopping. We’ve rounded up all the details here, and you can stop by as the event gets closer for more information and early-access deals.