All quotations and orders are subjected to these conditions of sale and the placing of an order or the acceptance of a quotation by placing an order by the buyer shall be considered as acceptance of these conditions. These conditions may not be modified or varied unless the seller agrees in writing and the seller shall not be deemed to accept such other conditions or waive any of these conditions by failing to object to provisions contained in any purchase order or other communications from the buyer. Any typographical, clerical or other error or omission in any sales literature, quotation, price list, acceptance of offer invoice or other document or information shall be subject to correction without any liability on the part of the seller.