Information technologies are developing faster and penetrate into all spheres of human activity, helping even in such, difficult for the layman of the case, like repairs in the apartment. For example, the window calculator on the site of the manufacturer of plastic windows and the usual roulette will allow the layman to find out the exact cost of making new windows for housing, long before their sale. In the hands of an experienced user, a laptop with Internet access can become the main repair tool. Almost any construction company today has its own website, with functionality that facilitates the choice, purchase and delivery of any building material.