Landlords may waive their right to assert the waiver of termination in a rental agreement. See z.B. Avdich v. Many form leases provide for a periodic extension of the lease, for example. B month after month following the expiry of the first rental period. A lease or lease is considered in good faith if: Illinois does not recognize a tenant`s right to withhold rent as a method of forcing landlords to remedy defects. Tenants should be warned that it is risky to withhold rent. However, each lease includes a tacit guarantee of habitability. Jack Spring v.

Little, 50 Fig.2d 351, 280 N.E.2d 208 (1972). Some rental agreements also contain explicit guarantees of habitability. .