Sales promotion is a collection of marketing incentives used to stimulate short-term purchases of products and services. Advertisements provide reasons to buy while promotions incentivize buying through tools like samples, coupons, cash refunds, and premiums. The objectives of promotions are to increase awareness, trial, repurchase, and related product purchases. Techniques include samples, coupons, cash refunds, prizes, and cross-promotion. Direct marketing involves communicating directly with customers through channels like mail, catalogs, websites and mobile apps to deliver goods and services without intermediaries. It allows measuring response and building personal relationships with customers. Interactive marketing is a trend of moving from transactions to conversations through addressing individuals based on their unique responses and preferences