Whether you've got a signature scent à la Marilyn Monroe and her beloved Chanel No. 5, or you like to play the field, constantly rotating with an entire fragrance wardrobe adorning your vanity, you've got the same end goal: to have your perfume last all day long. Often times this entails overcompensating—applying a few extra spritzes to our tried-and-true wrists and collarbones, to no avail. So, in the heat of summer, we think it's the appropriate time to tell you, you're doing it all wrong.