Amazon offers the Finish Power Up Rinse Aid Dishwasher Booster 14-oz. Bottle for $3.52 with free shipping via the directions below. That's $2 less than what you'd pay at a retail store, although we saw it for a buck less in December. To get this price:
  1. View the Finish Power Up Rinse Aid 14-oz. Bottle for $5.97
  2. clip the $2.15 off coupon
  3. checkout via Subscribe & Save for a final price of $3.52
Be sure to cancel Subscribe & Save once your order ships to avoid being billed for subsequent shipments.