Design of an information system for personal trainers

In this thesis we can see a suggestion of an information system for personal trainers based on customers demands. The suggestion is focused mainly on the specification of the system from the point of view of the user. At first, collecting of user's requirements has been carried out, this point on I compiled an Use Case diagram and drew up his specifications. For the layout of the structure of the database, the ER diagram has been applied. In the closing section we can find an estimation of a suitable evolution of the system and economic analysis of the revenue from advertisement.