Bus companies know passengers are forced to watch and
listen to advertisement. That is why they focus on "Captive Audience"
in promoting their advertising services.
Violate a code
of ethics, such as the one from AMA
..that marketers should:
not knowingly do harm
disclose ..risks..
treat clients fairly...
avoid harm by protecting the rights of privacy...
to honour customer requests not to receive mail.. or other solicitation
