The present disclosure relates to an online platform for out of home advertising. The online platform may allow various advertisers to search for advertising panels (e.g., digital billboards), select available time periods for an advertising panel, upload an advertisement (“ad”), and have the ad displayed on the advertising panel. An advertiser can search for advertising panels using one or more search parameters (e.g., geographical location and demography of target audience). The online platform may also allow advertising panel owners to publish their advertising panels, manage availability, and approve or reject ads for display. The online platform may generate reports relating to the advertising panels.