A tour operator is a large company that creates packages of tourist vouchers from individual components: tickets, hotel reservations, excursions. They can afford to bear the risks and buy a certain number of air tickets in blocks for the season, ensure the filling and departure of charter flights, book hotel seats much in advance. Travel agencies are a kind of resellers. They are engaged in the sale of ready-made tours that they order from a tour operator. Agency managers communicate with travelers and answer tourists' questions.
A guest house is a private house in a rural area, a small town or near the coast. In Dagestan, guest houses in the national style are very developed with cozy and comfortable rooms, interesting old household items, utensils, national clothes, works of masters of folk crafts.