7.1.2 CLIENT may at any time, and from time to time, by written notice or facsimile confirmed by letter to SUPPLIER, with a 7 days period in advance, to suspend further performance of the Work by SUPPLIER. Said notice of suspension shall specify the date of suspension and the estimated duration of the suspension. Upon receiving any such notice of suspension, SUPPLIER shall promptly suspend further performance of the Work to the extent specified, any extra cost incurred by SUPPLIER in giving effect to CLIENT’s instructions pursuant to Article 7.3 shall be borne and paid by SUPPLIER if such suspension is: