Discount coupons should be structured as a percentage off for store-wide promotions and as a fixed dollar amount off for specific product promotions. This approach can lead to sales increases of up to 42%. The article offers insights and case studies on effective marketing strategies.

Precision in discount percentages, such as 16.5% instead of 17%, significantly increases purchase intent for utility products by creating a sense of urgency. Research indicates that consumers perceive precise discounts as more calculated and temporary, while rounded discounts feel generic and permanent. For luxury items, however, rounded discounts are more effective as they enhance perceived value.

Apologizing for minor mistakes, such as website glitches, can significantly enhance customer engagement and increase sales. Research shows that sending an email apology paired with a discount can lead to a 127% increase in sales compared to a standard discount.