Laundry Detergent
“Whether you’re a fan of Tide, Arm & Hammer, Clorox or Purell, coupons are always readily available,” said Thomas. “Grab them when you see them — which is usually weekly or at least twice a month — and save $2 to $3 per item.”
You can find coupons for detergent on sites such as Coupons.com and grocery store sites.