42 Software authoring; Application service provider, namely, hosting, managing, developing, analyzing, and maintaining applications, software, and websites, of others in the fields of advertising and marketing; Providing online non-downloadable software for optimization of online advertising impressions, and participation in online advertising auctions and exchanges, and also featuring real-time bidding; Providing online non-downloadable software for managing online advertisements featuring analytics and reporting, brand control, and general optimization of digital content via the internet, mobile, video, internet, and other digital formats; Software as a service (SAAS) services featuring software for optimization of online advertising impressions, and participation in online advertising auctions and exchanges, and also featuring real-time bidding; Software as a service (SAAS) services featuring software for managing online advertisements featuring analytics and reporting, brand control, and general optimization of digital content; Providing online non-downloadable computer software platforms for use in the field of advertising, namely, for enabling users to manage online advertising displays, create digital advertising content, and manage, track, analyze, and prepare reports on digital advertising campaigns, and for conducting online purchase and sale transactions of advertising space, providing temporary use of on-line non-downloadable software for finding advertising content and content publishers