The requirements for documents needed at check-in depend on the type of accommodation and the applicable regulations. For hotels and other accommodation facilities, a Russian passport, an international passport, or a driver’s license may be accepted. For apartments, serviced apartments, and other properties where check-in or contract conclusion is carried out according to the rules of a specific property, the required documents are determined by the property itself. Pets can be accommodated by prior arrangement and at an additional cost. Reporting documents with a QR code are provided for business travelers. It is possible to pay in cash, transfer to a bank card or by bank transfer. Check-in and check-out times can be changed by agreement. Parties are prohibited. Smoking is prohibited in the flat. Check-in under the influence of alcohol is not allowed. The deposit is returned after checking the condition of the flat and compliance with the rules of accommodation.