To protect tenants from unreasonable and excessive rents, to protect tenants from involuntary displacement, to keep rent within the City at a moderate level and ensure a just and reasonable return to landlords this ordinance: establishes maximum allowable rents; stipulates the conditions under which a tenant may be evicted (just cause eviction standards); stipulates maintenance standards of rental units. This ordinance further requires landlords to register rental units, provide tenants with notification that the rental unit is subject to the provisions of this ordinance, and pay interest on tenant's security deposit.