These ads for Goldstar beer were hung above bar toilets. They're comical flow charts that provide some "insight" on the man versus woman, um, decision-making process - clothes, love, and the bathroom. I wonder if the posters were hung in both men and women's restrooms or just men's. I guess the "Thank God you're a man" bit wouldn't go over too well with the opposite sex.
Click on the images to see the full-size versions.