Todays deal at BestBuy has 5 different brands of K-Cups for $8 each. Starbucks, Dunkin Donuts, Donut Shop, Newmans Own and Gloria Jean. Order 5 pack ($40) and get free shipping. This is roughly $.44 per cup.
Retail prices and sizes vary slightly per brand but todays price is $7.99 per box for any brand.
This deal is expected to expire at 2:00am on Wednesday September 9th, 2015.