Kseniya Ovchinnikova/Moment/Getty ImagesNow that summer is nearly over (sniff, sniff), and back-to-school shopping is (hopefully, mostly) complete, it’s time to dive into fall and all that the cozy season has to offer. And of course, as any parent knows, there are a LOT of expenditures come autumn: from school trips to theme days, and sports practices and away tournaments, the money adds up. That’s where Walmart+ comes in.Walmart is already known for everyday low prices, but Walmart+, the retailer’s annual membership program, helps you stretch your dollar even further. You can even try it out...