This benefit is usually mutually exclusive with promotional financing. If you choose a "0% interest for 12 months" plan, you often forfeit the 10% rewards back.

Navigating the world of retail discounts can often feel like solving a puzzle, and Best Buy’s "10% savings" ecosystem is no exception. Whether it's a one-time promo code or a credit card reward, these offers are designed to incentivize loyalty and large-scale electronics purchases. To truly maximize these savings, shoppers must understand the three primary ways these 10% benefits are typically structured: credit card incentives, birthday rewards, and promotional coupons. The Credit Card Welcome Bonus

Occasionally, Best Buy issues specific alphanumeric codes for targeted marketing campaigns, such as "mover’s coupons" or specific product category promotions. Best Buy not honoring 10% on first purchase : r/CreditCards