Fifteen-year-old Carson Grill and his father Jason pitch their paint storage solution Touch Up Cup, and the Sharks can't stop marveling at Carson's business knowledge and command of the terminology involved. Carson explains how the business works, and how they have managed to grow. He also talks about the operations of their business.
Elaine comes up with the idea of selling only the top parts of muffins; within days her old boss has opened a muffin-top store, capitalizing on her idea. Elaine needs protection for her idea, which is the role of the patent/trademark system.
Zac is boating on the ocean and watching a news program, where he learns that certain fish populations are getting smaller in the ocean. He decides to catch the remainder of the fish in the ocean so the world will have to buy all of them from him.