Let's go on analyzing Ads...

As you can see here, this is an Ad but believe it or not,  it is not trying to make us cosume anything.
On the contrary, it is trying to make us stop consuming cigarettes. It can sound strange....an Ad that is not persuading us to buy something? Yes!
There are many Ads which their only objective is to inform us about things such as, health, the care of planet, among others aspects related to make and enjoy of a better life.
This kind of Ads usually make use of exaggeration in order to attract people attention and reach their objectives (avoid people from doing something or aware them of something).
Here, there are some examples of this kind of Ads.