Except there are many people who can market and sell, but can't build. Sometimes these people need to be partners, sometimes just introducing them to the produc

Except there are many people who can market and sell, but can't build. Sometimes these people need to be partners, sometimes just introducing them to the product results in them doing the marketing and the product becomes the sales channel. Also, when you are re-selling somebody else's product, where is your passion? what ability do you have to differentiate?