Platform as a service (PAAS) featuring computer software platforms for digital advertising services; Platform as a service (PAAS) featuring computer software platforms for digital advertising services, namely, advertising management, analytics and reporting of advertising data, optimization of content, disseminating advertising for others, participation in advertising auctions and exchanges, ad-serving and tracking, managing advertising distribution, audience targeting and tracking, creation of advertisements, and customizing, tailoring, targeting and filtering advertisement placements and content