Amazon updated how S&S works when checking out. Check off the box for Subscribe & Save and then click the link that says “Skip one-time order and create a subscription” and that will take you to the final checkout page.
This may not work via mobile device (yet)! Great price! Amazon has Pop Secret Popcorn, Movie Theater Butter, 3 Ounce Microwave Bags, 30 Count for as low as $5.93 + FREE Shipping when you choose Subscribe & Save and have 5 active monthly subscriptions! OU-D, Limit 4
Compare to $12.63 at Walmart!