A shopkeeper uses various methods and promotions to increase the sales of his products. First, he keeps the quality of his products good, so that the customers are satisfied and come back again. Apart from this, it is also very important to decorate the shop, keep the environment clean and display the products beautifully. Many shopkeepers use posters, banners or social media to promote. Sometimes, special discounts or offers are given to attract customers. Good behavior and smiling face are also part of promotion, which have a positive impact on the mind of the customer and help to increase the business.