Those advertisements on public property very well may be illegal

Q. Hello Honk: Can major businesses or restaurants place mini billboards on public medians? I’m here in Riverside and a fast-food restaurant has placed a huge sign on an island at an intersection.
– Mario Luna, Anaheim
A. Probably not in most cities.
Phil Pitchford, a spokesman for Riverside, talked to a city official and passed along the law to Honk.
Mostly, such signs are not allowed on public property in town. But in some spots, such as on Riverside’s nifty pedestrian mall i