The present Bachelor thesis is focused on the document flow system from conception or admission of documents to the company to their keeping. In particular, the present thesis indicates which documents are passing through the company, who of the employees is working with them, which of the documents are being transformed into a digital medium, which form of document continues to be used within the company (digital or paper format) and which are the benefits of digitisation of documents for the company's employees. In order to provide a comparison, this thesis will describe two companies of different sizes. The introduction explains the terms used in this thesis to which the people can, and often do, attribute other meaning. The following pa...