There are three trade bodies, including the Association of Professional Political Consultants which has a code of conduct banning members from employing elected politicians or peers and strict rules on honesty and openness, keeping tabs on the activities of lobbyists.

BBC: Lobbying and British politics

The local authority has been working with local professional dog walkers to draw up a code of conduct that they will be required to follow.

BBC: Dog walking

The watchdog has asked professional associations and regulators to draw up a code of conduct.

BBC: Obesity surgery 'seen as quick fix'

Mr Walley said many hyper local site operators were talking about producing a code of practice and conduct to help them operate on a more professional basis.

BBC: The fight for a right to report