Heinz ketchup poster - in this poster, designer put the stalk of tomato on top of the ketchup bottle to represent tomato. Designer used just two elements(ketchup bottle and tomato top) but now it show new aspect from that. It's simple but smart.
This shows image as only one image is needed to get what the intention of the advertisement is; it is cheaper to use a condom rather than not using a condom and having a baby. This is a good advertisement.