But some billboard companies reject that idea as an exercise in futility.

Traffic studies by the billboard companies will tell you how many impressions each board receives.

The campaign continues today with three new, contemporary posters designed in 2001, that have received a record number of orders from billboard companies.

Say I own a fence and a billboard company wants to put a sign on it.

Both they and billboard companies have every incentive to open that spigot more.

Can't they just tell the billboard companies, "Sorry, not allowed"?

Without having read previous decisions on this issue, the billboard company would seem to have a very plausible case.

It persuaded many of its more than 800 members, billboard companies and the like, to display the messages as a public service.

None of this seems to deter the billboard companies, which say they do not get tickets.

After the war he worked for a billboard company, but became ill.