Best and Worst Ads

What makes a good ad? What is the limit?

Good:

1. Action Climate Name Change

http://www.bestadsontv.com/ad/56449/350-Action-Climate-Name-Change

This ad is VERY influential. I get chills every time I see it.

2.OMO Detergent

Johannesburg, South Africa

3. Hair Removal

4.Body Building - Gym (Print Ad)

5. If you don't move, you get fat (Print Ad)

6. Adidas

Very cool.

 Bad:

1. Car engine? Maybe? I am not sure...

2. Reebok Fitness - Haha

3. Seven-Up

Looks like he is being force-fed!

4.Dettol Soap 

Really?

5.Dulcolax

Very funny, but a little inappropriate. It does get the point across however. 

6. Beer Belly

...