Thumb Score: +20

Amazon [amazon.com] has 8-Pk 20-Oz POWERADE ZERO Sports Drink (Grape) for $4.78 – 20% when you ‘clip’ the coupon on product page – 5% when you check out via Subscribe & Save = $3.58.
Shipping is free with Prime or on $35+ orders.

Price
$3.41 lower (49% savings) than the list price of $6.99
$1.51 lower (30% savings) than the previous price of $5.09