"INFIS" is a full-featured mobile application for the interaction of owners with a housing enterprise, which has no analogues on the market. A mobile application is just a user interface of a large software package that provides not only convenient interaction with customers, but also automates and optimizes many processes in a housing enterprise.Pay bills, submit applications, submit meter readings, participate in general meetings and surveys, receive notifications from the company, view camera images, open barriers / gates. All these features are implemented in our application. More:- fill out an application, find out the time of arrival of a specialist, chat with the contractor, track him on the map, evaluate the quality of the work performed;- Submit meter readings. View consumption statistics for various resources, see that the readings were included in the accounting department and will be taken into account in the calculations;- get a receipt, forward it