贝雷塔92f:In ordor to promote the sale, I offer a bonus sale of a second shirt at 50% off the regular price.

In ordor to promote the sale, I offer a bonus sale of a second shirt at 50% off the regular price. how to attract customers？and how to promote the products? to in "to promote both businese and friendship to our mutual advantage"最准确的翻译是什么？ in response to in bid to translate in to chinese translate in to chinese transalte in to chiense in contrast to和in contrary to 有什么差别？？