The name of the purchaser shall be entered by the Town Clerk in a book to be kept by him or her for the purpose and shall be inscribed on the plans of the Cemetery kept by the Head Constable and the Keeper of the Cemetery respectively. However, if the purchaser of such allotment or his or her heirs fails to enclose the same or any part of the same within 5 years from the date of the purchase, the said purchaser, his or her heirs, successors or assigns shall forfeit all right, title and interest in such piece of land or part thereof, and it shall be lawful for the Corporation to resume the occupation of so much of the land purchased as may not have been employed, enclosed, or made use of for purposes of interment, and in the case of the enclosure or monument on any such allotment being allowed to go to ruin and decay, or of the said allotment not being kept clean and free from weeds, the Cemetery Committee shall call upon the purchaser or his or her heirs or assigns to repair in a manner satisfactory to the Committee such ruin or decay or to clean and weed such allotment, and in the event of their failing to do so within 3 months of being so called upon, the Corporation may enter in and have the same repaired or cleaned and the cost occasioned thereby shall be recovered against the purchaser or his or her heirs or assigns, should they be known.