You work for a letterpress stationery company that has recently started selling merchandise through its website. to increase online sales, the owner has written an e-mail sales message to send out to all the company’s customers who have provided their e-mail when making a purchase at the store. what should you remind the owner of before she sends out the e-mail sales message? a. the first rule of e-marketing is to use endearing language. b. the first rule of e-marketing is to hire an excellent graphic designer to maximize your appeal. c. the first rule of e-marketing is to communicate only with those who have given permission.