Rule #4: Let the consumer know the benefits of the product.
Who the heck is going to buy a product without a reason? People are health conscious today, and why not take advantage of it?
There's plenty of good reasons to buy milk, so why hide our light under a bushel?
The more positive product features you can list, the more strongly motivated will be the consumer.
If you're not leaving him or her just dying to go out and buy your product, you haven't done the job right. And that brings us to the final and most important rule of all.