; or (ii) initiate discontinuance procedures for the post office with a sufficient amount of time, which shall be not less than 18 months, to allow for likely completion of the procedures before the expiration of the lease or rental agreement. (C) Discontinuance If the District Manager does not initiate or attempt to initiate negotiations described in subparagraph (B)(i) with a sufficient amount of time (as defined in that subparagraph) to allow for likely completion of negotiations before the expiration of the lease or rental agreement, discontinuance procedures may not be initiated for the post office earlier than the date that is 3 years after the date on which the lease or rental agreement expires. (D) Failure to reach agreement If, as of 30 days before the expiration of a lease or rental agreement for a post office, the District Manager has not reached an agreement with the lessor to extend the lease or rental agreement or to sell the property to the Postal Service, the District Manager shall— (i) notify the affected community of a possible disruption in service due to the possible expiration of the lease or rental agreement; and (ii) include in the notification under clause (i)— (I) the expiration date of the lease or rental agreement; (II) alternate services available if the lease or rental agreement expires, including how to request curbside delivery; (III) the nearest post offices and hours of service