42 Platform as a service (PAAS) featuring computer software platforms for managing programmatic media buying; Platform as a service (PAAS) featuring computer software platforms for use in decision, support, analytics and optimization of interactive advertising and digital media; Providing temporary use of on-line non-downloadable web-based, cloud-based, and online software, for use in providing database management, data analytics and reporting data in the field of digital advertising; Providing temporary use of on-line non-downloadable web-based, cloud-based, and online software, for use in managing advertising campaigns, targeting audiences, delivering, tracking, and reporting ads for advertisers and publishers, and for use in optimizing and analyzing the effectiveness of advertising campaigns