The Advertising Standards Authority released its latest annual report today - celebrating 50 years of complaints from the public.

The medium has grown and changed over the past several decades, and so have the standards from audiences.

ASA Chief Executive Hilary Souter says the areas that used to push buttons have changed, and certain topics have become less acceptable.

"The things we don't see anymore are in an area we used to call - sexual appeal to sell an unrelated product. So cars, perhaps alcohol, there were the sexy images of women or men in terms of trying to sell the product."

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