Some advertisements miss the point by misleading their audience and in turn leaving a sour taste in the mouths of consumers. Over time, negative ads can lead to biases about brands by everyday people.
Explanation: The consumer could start making very poor desicions, especially if the advertising is false advertisement. If you choose not to be completely honest with your customers, they could end up wasting money that they've earned on a product that will not help them with anything. So the answer is true, it could be very negative for the company and the customers.