What are the roles of Marketing Information System and Marketing Research in advertising, personal selling, and sales promotion decisions made by a...

Firstly,
let us define some terms. A marketing information system is a database in which information
about a target market or a company's clients is stored and disseminated from. Marketing research
is the process of obtaining quantitative and qualitative data about clients and prospective
clients.

All decisions pertaining to advertising, personal selling, and sales
promotions are based on the target market and their likes, dislikes, desires, and needs. Thanks
to information obtained by carrying out market research and stored in marketing information
systems, marketing managers are armed with a plethora of knowledge. They can then make decisions
about campaigns and promotions that will resonate with the target market and ultimately garner
new business for their company or their product.