Save 70% on electronics daily. Best Buy’s “Deal of the Day” section has electronics on offer at meager prices. The list of deals in discount is updated every day. Remember, these are limited stock items. Home appliances, cameras, and many other tech gadgets are listed here. Using a Best Buy promo code on products under the “Deal of the Day” section might not happen as the prices here are already too low, and further discounts will not be allowed.