Outdoor 411 앱 분석 (11월 12일)

Outdoor 411 is a national industry dashboard offering directories, links, and guidelines when advertising on billboards, bus shelters, subways, busses, and others. Users can use guidelines to learn of best practices in using the best color combinations for highest returns, look up vendors who offer services in their area and report problems with properties due to graffiti, damage or other issues.