The document discusses various promotion strategies that companies use to inform customers about products and services. It describes above-the-line promotion using mass media advertising and below-the-line promotion using controlled media like direct mail. Common promotional activities include advertising, sales promotions, sponsorship, direct mailing, and public relations. Companies combine different activities to form a promotional mix based on cost, target market, and product characteristics. Promotional campaigns also consider the AIDA model of raising awareness, interest, desire, and action.