Advertising and publicity services, namely, promoting the goods, services, brand identity and commercial information and news of third parties through print, audio, video, digital and on-line medium; Development, operation and administration of digital signage systems and digital advertising systems for others, namely, providing advertising space by electronic means and global computer information networks; Marketing in the framework of software publishing; On-line advertising on computer networks; Online retail store services in the field of downloadable mobile applications; Preparation and realization of media and advertising plans and concepts; Producing audio or video infomercials; Providing consumer product information for the purpose of selecting artificial intelligence (AI) hardware and software to meet the consumer's specifications; Retail store services featuring advertising provided via downloadable mobile applications, wireless communications, etc; Arranging and conducting of commercial exhibition events in the field of space exploration, robot technology, etc.