Standard advertising ploy. Talk them down (constantly) to draw attention to them. Here are a few proposed commandments of sex ads.
Commandment one: Thou shalt sell thy sex or thou shalt be worthless.
Commandment two: If anyone calls you on it, blame the nearest man, whether it was his idea or not.
Commandment three: Breasts are blind luck. Asses can be -made-.
Commandment four: Any woman over DD shalt be shot down as a harlot on sight. See three.
Commandment five: D breasts balance out a C- face.
Commandment six: D breasts balance out a Z- personality.
Commandment seven: Two in a see-through are worth $50 grand.
Commandment eight: Women are never convicted of **14**. Men are never innocent.
Commandment nine: Go ahead and sell your soul, it'll just keep you up at night.
Commandment ten: Money is god.
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Pardon me, I need a drink...