Retail store services featuring equipment for video conference services, in particular cameras, digital cameras, computer hardware, computer software, including software for digital processing of motion pictures (video), electronic appliances for control and surveillance, in particular cameras, digital cameras, computer hardware and computer software to control the operation of photo cameras and video cameras for viewing, recognition of predefined objects and persons, search for and/or playing of sound, video, images and other multimedia content, computer software for production, recording, downloading, transmitting, receiving, extraction, coding, decoding, viewing, playing, saving, inspection and organization of data, images, sound files, video files and digital media, hardware, software and computer systems for audio, video and web conferences, appliances for recording, transmitting and reproduction of sound and images, computer processing equipment and computer hardware, digital image processing, software for detection of whiteboard and other writing surfaces, enhancement and recognition of content on whiteboard and other writing surfaces, software for detection of electronic monitors, enhancement of content and recognition of content on electronic monitors, software for image processing algorithms for recognition of humans, movement, objects in rooms and the size of rooms, software for audio detection and audio signal processing, related to sound recordings from rooms