Effective marketing must, of course, manipulate consumers to some degree. One way to define "manipulate" is to say that it is the act of influencing or managing other people. This can be done in an underhanded way, but it does not have to be done that way. Good marketing will certainly influence and manage consumers.
Much of the role of marketing is to influence and manage the opinions of the consumers. Marketers must convince consumers that their product is different from and superior to all other competing products. They must convince consumers that the consumers need the product they are selling. Marketers use advertising to change the opinions of the consumers. This clearly falls within the definition of manipulation.
much often marketing manipulates customers. the primary motive of marketing is to increase the demand for the product by promoting the knowledge and use of products in the market. in the course the marketing may manipulate the customers. it influences the customers needs and grows concern towards the products.