Does anyone have any experience in writing about the following subject?

Promotion is one variable of the marketing mix. Sellers communicate information about their products and services in order to influence customers’ attitudes and behaviors. 
Select one industry from the list below, and conduct research about strategies that companies in the industry use to promote their products or services. In your report, include communication channels the companies use. What are their promotion objectives? How and why are the promotion strategies of the companies effective or not effective? Compare and contrast promotion strategies between a couple companies in the industry.