1. the act of buying or selling in a market.
2. the total of activities involved in the transfer of goods from the producer or seller to the consumer or buyer, including advertising, shipping, storing, and selling.
sounds complicated. but it isn't. even we have a hard time telling you the difference between marketing and advertising. may include PUBLIC RELATIONS like press releases and cross promotional involvement.
rest assured and stop fretting over what it means. bottom line: we deliver results.