In many homeowner associations, frustration is lurking just below the surface, waiting to explode into anger. Frustration is the result of unfulfilled expectations. These expectations can be either reasonable or unreasonable, mature or immature.
Mature expectations are thoughtful considerations laced by fairness.
These folks will generally resolve their issues in a win-win fashion. It's reactionary and intense. When dealing with one, the main response should be reassurance. Respond without anger. Don't fuel the fire.