Rather, he wants the entertainment industry to adopt a voluntary code of conduct.

The voluntary code significantly changed how drug company representatives interact with doctors.

That was shown about 20 years ago, shortly after the first voluntary code.

With predators like these companies voluntary codes simply cannot work, they always find ways round that.

A voluntary code on cutting packaging around food to children's toys is to be extended.

That leaves the industry's voluntary code of best practices.

"This is the first time they've agreed to do anything more than voluntary codes" on program standards, he said.

We apparently cannot agree to change the voluntary code of guidelines into a compulsory one.

Experience shows that voluntary codes of conduct are not respected.

We naturally welcome voluntary codes of conduct, but they are not enough.