What is the author’s advice about ground rules? 1) Just use dorm policies. 2) Sign a written agreement. 3) Discuss them with a supervisor. 4) Put them in a visible place.

What is the author’s advice about ground rules? 1)  Just use dorm policies. 2)  Sign a written agreement. 3)  Discuss them with a supervisor. 4)  Put them in a visible place.