This guideline presents structures and guidances, which enable companies to analyze their present situation and design a strategy to subsequently influence the ascertained parameters/competencies in such as way as to achieve an increase in business success and customer benefit. This analysis instrument is called Business Check. In further guidelines under the title "Strategic sales", methods, and aids will be presented, to positively influence especially those competencies which operate directly external, on the market. The target groups of this guideline are all persons who develop, evaluate, and directly influence sales and marketing strategies at a business level or as responsible individual. The analysis method "Business Check" deals with the evaluation of future prospects in investing companies. Investments target changes through strategic sales. Innovations cannot be achieved without the investment of resources, the more optimal the resources are applied, the more successful the innovations can be.