Sale of additional products of the company by using existing customer relationships. The most important point is that current customers are statisfied with the products they have already bought. Otherwise it is not possible to sell them further prodcts.


My name is Jan Puder (LinkedIn profile Jan Puder). I am the founder & CEO of the BusinessTech-Company. Me and the BusinessTech-Company want to push the digital frontier. This is the reason, why I started this website. I want to provide information about digital businesses, especially for Chief Digital Officers.

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