The article provides information on the use of the geoinformation database of commercial real estate in the city of Rostov-on-Don. The database is designed to store information about commercial real estate with the aim of effectively managing the technical condition of the facilities. The prerequisites for creating a geographic information database was the need to manage the technical condition of commercial real estate of large companies on the basis of an outsourced agreement. The reference-geographic information system of commercial objects can be used for effective management, data processing and optimization of applications.

Keywords: geographic information systems; commercial real estate; technical exploitation; energy efficiency

The article presents a comparison of the main programs used in Russia to calculate the cost of construction. Statistics of the most popular estimated programs are given. A brief comparative analysis of the capabilities of the two programs, Grand Smeta and Smeta.ru, is presented. Based on the analysis, recommendations are given for choosing an effective settlement package for creating design estimates.

Keywords: estimate, construction, estimate programs, program complex, estimate calculations