What Is The Difference Between Sales Promotion And Advertisement?

Sales Promotion and Advertisements both are important elements of promotion mix. Advertising involves targeting message to the masses by using communications medium such as print media, Television or radio. The advertisements have certain messages which are communicated through different themes which help project the image of the product in the minds of consumers and aid in brand building. Sales Promotions unlike advertisement usually doesn't use media. Sales promotion includes rebates, contests, point of purchase displays  etc and the purpose is to increase the sales rather then brand building.