What is a publishing house and what does it do?

According to the term publishing house, it means a certain state (national) or private enterprise (organization), whose work is staged in the field of a particular culture and literature, as well as music and science, and it is aimed at reproduction and dissemination. The latter is carried out through specialized channels of purchase and sale, the Internet network, plus the ability to do all this by the publisher himself. Also, this type of activity can be both for a fee and completely free. It all depends on the goal that the publishing house has set for itself and, of course, its created business model.
To date, publishers can be qualified according to the following basic principles: