Kramer receives a bunch of cuban cigars from George; he trades them to a golf pro for access to a very nice course. When the cigars are lost in a fire, Kramer goes to the Cuban embassy, where he finds that they are illegal. But the Cuban diplomats are willing to trade some cigars for Kramer's favorite jacket...and for access to the nice golf course.
The landlord changes the showerheads in all of the apartments, leaving Kramer, Jerry, and Newman with low pressure water. They turn to the black market to get the water pressure they need for a good shower.
Jerry's maid comes. Jerry feels guilty for not cleaning his own place. He could, but he chooses not to. The maid has a comparative advantage and may even have an absolute advantage.
Harold, a tax auditor, visits Miss Pascal at her store to audit her because she paid only 78% of her taxes for the year. She gives him a hard time and states that she intentionally did not pay taxes for spending that she does not support. Miss Pascal mentions some ways that the government spends taxes.