Advertising is the means of informing as well as influencing the general public primarily to drive sales of products and services.
Increasing the sales of the product/service Creating and maintaining a brand identity or brand image
Communicating a change in the existing product line Introduction of a new product or service Increasing the buzz-value of the brand or the company.
Advertisement is the key to success of a company however, if not used reasonably it can act as a double edged sword