Second Tentative Closing Date. The Vendor may choose to set a Second Tentative Closing Date that is no later than 120 days after the First Tentative Closing Date. The Vendor shall give written notice of the Second Tentative Closing Date to the Purchaser at least 90 days before the First Tentative Closing Date, or else the First Tentative Closing Date shall for all purposes be the Firm Closing Date.