A co-op board has instituted a new air-conditioner rule: Once a window unit is installed, shareholders are not allowed to remove it at the end of the season. Shareholders who don’t comply will face penalties. When asked to explain the policy, the board president said, “It’s a New York City law, and if we get a fine from the city, we’re going to fine you.” Do co-op boards have the power to make such a rule a then fine violators?   Read the entire article……………………………….