Decisions relating to the channels of distribution for a product or service are part of the strategic marketing plan. In that plan, the target market will have been specified along with target levels of market share, market coverage, customer service and so on. The channels of distribution used by an organisation must be capable of assisting in reaching these targets. Moreover, the establishment of a distribution system can take a long time, perhaps several years, and so decisions about the channels of distribution cannot be taken lightly, and have to be taken with a view to the longer term since it is not usually that easy to switch between channels.