Owner may request Contractor to procure additional items of material or equipment not required for Work during the execution of Contract. Contractor shall procure such items, arrange for necessary inspection, and deliver the items to Owner. Owner will make payment for these items on the basis of a reimbursable formula of actual costs to Contractor plus the percentage fee for same set forth in Annex 1, Volume 1, Part 3 - Bid Forms , Article 3.1. Contractor's cost shall include Vendor's invoice amount less Vendor's discount, if any, plus actual shipping and insurance costs paid by Contractor. In case materials or equipment are shipped and delivered with other items required for Work, the freight charges, if any, applicable to such additional Owner requested items shall be reimbursed to Contractor by Owner as set forth above. Title including all warranties of said additional items of material or equipment shall pass to Owner upon receipt and acceptance by Owner of said material or equipment.