... Mẫu thư thương mại dành cho nhân viên kinh doanh phần 2Annoucing summer sales[DATE, ex. Wednesday, June 11, 1998] [NAME, COMPANY AND ADDRESS, ... you bring in this letter during the Summer Sale, we will also give you a Gift, absolutely free.Mark your calendar now for the Summer Sale! Come to the sale early, and don't forget to bring ... Don't lose this letter, or you'll lose your Free Gift!Our Store is having our Summer Sale, and we want you to be there, for outstanding savings on everything in the store. Receive...