Personal Billboard Ad System™ are digital publishing systems business communities use to publish their promotions and special offers on their most likely patrons’ smartphones (personal billboards) using a mobile app and push notifications. Personal Billboard Ad System™ provides advertisers the following: 1. An alternative or complement to advertising on cable, TV, radio, social media platforms, search engine, outdoor billboards, and print publications. 2. A mobile app to showcase their promotions and special offers to their most likely patrons’ without them having to access and search on third-party apps like Google, Yelp, Groupon, Facebook, Instagram, etc. 3. A push notification system to showcase their promotions and special offers on their potential customers’ smartphones immediately before, after, and/or while they are in their establishments. Each Personal Billboard Ad System™ Mobile App has a… • A Business Directory • A Coupon Directory • Individual Business Promotional Pages • A Special Promotions Page