Amazon: Get 3 for the price of 2 (B2G1)

Promo at Amazon. Get 3 for the price of 2 on select items (aka buy 2, get 1 free) Lowest price item is discounted of course. Categories include: books, movies, music, board games, and video games. Main promo page does not show all items, must click a department to see more. https://www.amazon.com/gp/promoti...XVC0W3932J