What is a key benefit of sales promotion in marketing?

A key benefit of sales promotion in marketing is that it stimulates purchase through incentives. Sales promotions are designed to encourage consumers to make purchases by offering temporary incentives such as discounts, coupons, buy-one-get-one-free offers, or free samples. These strategies are effective in creating a sense of urgency and can significantly increase short-term sales. By providing immediate value to the consumer, sales promotions can help to convert hesitant buyers into actual purchasers, thus driving increased revenue during the promotion period.

In contrast, the other options do not accurately reflect the primary function of sales promotions. While reducing advertising costs and minimizing competition might be outcomes of a well-structured marketing strategy, they are not direct benefits of sales promotions. Similarly, restricting distribution channels does not align with the goals of promotions, which typically aim to broaden market reach and enhance product visibility in the short term, rather than limiting access to products.