“Like other retailers, The Home Depot has a section of items that are overstock and will vary based on the season, but can provide much-needed savings for a variety of items,” Ramhold said. “For instance, right now you may find overstock savings on select playhouses for the backyard, patio furniture, landscape edging and fire pits, with discounts as low as 10% or as high as 90% off.”
Source: https://www.gobankingrates.com/saving-money/shopping/home-depot-things-you-dont-know/