Arguments are never made in a vaccum. There are always competitors trying to make points of their own. — Your message has to make sense in the context of the category.
THE DIFFERENTIATING IDEA
You are looking for something that separates you from your competitors. — The trick is to find that difference and then use it to set up a benefit for your customer.
THE CREDENTIALS
To build a logical argument for your difference, you must have the credentials to support your claim of being different — You must be able to demonstrate your difference.
COMMUNICATING DIFFERENCE
If you build a differentiated product, the world will not automatically beat a path to your door. Truth will not win without some help — Every Aspect of your communication should reflect your difference.