Recent fires near the U-M campus fuel concern about rental housing that is available to students. Ann Arbor has the largest number of student renters in the state with about 70% of students - 28,000 men and women living off campus. Michigan State University has 60%, or 27,000 students, living off campus. Students acknowledge that they need to be more careful, but they maintain that off-campus housing in Ann Arbor is often poorly maintained by landlords. Students say rental houses should be inspected annually.