PandaTip: Will there be a non-refundable deposit as well? If so, you may opt to include that information as well. In addition to that, it is likely that your roommate can leave the apartment and never return, leaving you to pay the rent. Moreover, the lease agreement does not decide the behavior of the roommates towards each other. Since the behavior of the tenants does not violate the law, roommates are free to do anything. What does each person need from the other to make sure they get adequate study time and can keep up in their classes? This sample template is used to lease a vehicle and spells out the payment terms of the fee. This includes highway tax among others. Everything is written down in the roommate agreement to the tiniest detail and covers rules and regulations for the rooming together of both physicists.