Durex ad for condoms. White background with blue logo. Upstanding condom on 1 side and baby nipple on other side. Protected sex or baby- simple photo image conveying powerful message about choices and consequences.
Colgate Toothpaste: "SMILE" Outdoor Advert by Jung Von Matt Germany. It's simply done and it's obvious that it represents a gleaming white smile which is what Colgate is all about.
Great Idea to add to a window Joseph White
This is using the Gestalt principle where we are using positive and negative space. The negative space of the coffee cup is actually a person talking and the top of the coffee cup comes out to be a thought bubble.