The marketing department uses many advanced techniques to match products and buyers in a way that mximizes profits. For example, they give away keychains.
When life gives you lemons... choke on them and die... you stupid lemon eater.
I try to avoid giving advice.
I'm predicting that we'll finally have a computer will search my e-mail automatically and delete every message that begins with 'thought you'd be interested,' and then give an electrical shock to the sender to remind him or her to stop send that kind of message.