We are going to withhold the portion of the rent increase that we feel is unfair and unreasonable.

This situation is very undemocratic, unfair and unreasonable,

They [the park's owners] don't want to discuss anything. They flatly refuse to listen to us.

They want a huge rent increase so the old folks will be forced to either sell or abandon the units. They've been doing it all over the country.

We're planning to fight this all the way.

When the world around is ready to back one unconditionally, one can become as unreasonable, unfair, and coldly sadistic as one likes.