Marketing Communication is something of a catch-all term. Effectively, anything that attempts to persuade someone to invest in your product or service is an example of marketing communication: brochures, advertising, newsletters, websites, public relations, packaging, sales promotion, sponsorship, merchandising, anything.
If any marketing communication consultants tell you, with little in the way of preamble, “What you need is a swanky new corporate brochure”, be wary. A decision regarding the best vehicle to promote your business should only be made following intensive research and exploration.
Before you decide the medium in which you wish to communicate your message, you'll need to decide precisely what your message is. And before you can formulate your message, you'll need to fully consider just who it is you're talking to; in other words, who is your customer? Remember, different people respond to different modes of language and different visual stimuli, and different people like to shop in different ways...