But if you do not move out or answer the complaint, the judge will enter a default judgment against you for possession of the premises.

WSJ: Finding Help on the Brink of Eviction--WSJ House Talk

Sometimes Abraham ignored the letters and other times he responded stating that he refused to enter into a license agreement after decades of use without complaint.

FORBES: Failure To Enforce Trademarks: If You Snooze, Do You Lose?