Disclaimer: Offer valid online or by phone only. Spend $150 on any combination of HP Ink & Toner and Case paper or Staples Branded Case paper and earn 20% back in Staples Rewards. Price eligible is amount paid at check-out after application of all promotions, coupons, instant savings and rewards redemptions and does not include tax or shipping. Minimum spend threshold must be met in one transaction. Customer may only qualify for 1 promotion in a single transaction. Promotion is in lieu of standard Staples Rewards. Not valid on prior purchases. Must be a Staples? Rewards member. For full program details, visit staplesrewards.com.