Who says balloons were for kids only. Pah to that!
Fancy getting to grips with something rude and rubbery? Well this ace balloon modeling book can tell you exactly what to do and includes instructions to make whips, handcuffs, horny dogs & willies amongst other things.
Still in need of guidance - then your in luck. From the 11th-13th April is the first ever British Balloon Modelling Convention. Contact firstname.lastname@example.org to find out more.
Implications - This particular example is successful for adult audiences because they introduce the element of play to an otherwise serious, taboo topic. Because certain individuals are unnerved when talking about things related to sexuality, this alleviates tension by making the topic fun and juvenile. Corporations looking to appeal to adults may similarly introduce an element of play into their wares and services.