(1) If a notice of intention to terminate is given to a tenant in accordance with this Act and is not withdrawn or declared to be of no effect under section 84, the tenant ceases to be entitled to possession of the premises on the date specified in the notice as the date on which the tenancy terminates.
(2) If a landlord gives a tenant notice of termination under section 89 or 90, the tenant may terminate the tenancy before the date stated in the notice of termination:
(a) by written notice to the landlord stating an earlier date; and
(b) by giving up vacant possession of the premises on the date stated in the tenant's notice under paragraph (a).
(3) If the tenant gives up vacant possession in accordance with subsection (2), the tenancy terminates on the day possession is given up.