I don't believe most people are comfortable asking for money or closing a deal. Unless you're a born salesman, it's an acquired skill. Which is why Sonia Simone's article is both funny and true. It helps to have a small arsenal of devious psychological tactics at your disposal and the tenacity to use them when making a pitch.
Because it's not everyday that I feel the urge to buy an electric asparagus skateboard--but a clever marketer can inspire me to scratch an itch I never knew I had.