They signed a 12 month lease. They owe 12 months. If you wanted to be niceArchived Message
Posted by GrandmotherPearlsJam on January 24, 2024, 8:00:12, in reply to "WWTDD?"
(which is the path I would take) you could tell them you will try to find another renter that will move in on May 1, and if successful they will not owe anything for May. Otherwise, they either owe May or are welcome to find a subletter.