- You can lie about the product you're selling without realizing you're lying.
- You can sell a product that you know very little about about.
- The main brands that you sell happen to be the worst in the industry. (Certain unnamed electronics stores...)
- You can sell a product for twice what it's worth and give a "low price guarantee" on it, which you know will never be questioned.
- ...you know the loopholes in this same "low price guarantee".
- You can sell a lease on a product costing 10 times as much as the product will be worth at the end of the lease.