The 80/20 rule is a metric used within the business world which reveals that fully 80% of all business can be attributable to only 20% of the actual clients. This can be the subject of conjecture and certain clients are always seen as more important by the pharmaceutical company, due either to their pure volume of sales, their position in the market or other important considerations such as a transition to other market areas. In these cases, key account management strategies must be established by the company and must be adequately communicated and implemented within the sales and marketing team [...]