But the level of comfort in life is determined not only by the reliability of the doors, the number of electronic assistants or the proximity of the parking. Mailing boxes located in the entrance or near a private house will ensure the convenience of delivering important correspondence, as well as its storage until you arrive home. Although electronic messages gradually replace paper, modern drawers for letters, newspapers and magazines are still an obligatory attribute of each residential building, because periodicals and various notifications are still delivered by the postal service.