Maximizing Efficiency: Why B2B Marketing and Sales Outsourcing is the Key to Success When the aforementioned benefits of consumer promotion are considered as a whole, it is clear that they are indeed extremely helpful in driving revenue, creating brand engagement and enabling companies to acquire new consumers. Consumer promotion is undoubtedly an efficient and effective vehicle for marketing communications. For consumers, sales promotion provides a direct and often rational motivation to purchase the product being promoted. Placing a coupon in your advertisement means that there is pretty much a guarantee that your product sales will increase. Yet traditionally, manufacturer’s coupons that are distributed in newspapers lead to only a 1% redemption rate.