Do you use deodorant? Body wash? Both?! If so, be sure to take advantage of this Amazon coupon, which saves you $6 on a six-pack of Old Spice. A bunch of scents are available, but the cheapest deodorant right now is Citrus & Clove ($14 after coupon), and the cheapest body wash is the Denali scent ($18 after coupon). Click here to see all of your options.