Metaphor, Metonym and Analogy

Metaphors, Metonym and analogy are used through out Stories, Advertising, Moving image ect...

Metaphors ... A metaphor are an analogy between two objects or ideas, conveyed by the use of a word instead of another.

Examples used in advertising/Graphics...

I think these to Aids awareness posters are very successful in portraying their meaning!
They have used two different creators that are normally associated with fear this instantly connotes the feelings we feel towards catching the disease or even carrying it. The adverts also fairly deserve making them instantly memorable and very, very affective of stressing their importance.