<P> A common example of permission marketing is a newsletter sent to an advertising firm 's customers . Such newsletters inform customers of upcoming events or promotions , or new products . In this type of advertising , a company that wants to send a newsletter to their customers may ask them at the point of purchase if they would like to receive the newsletter . </P>
<P> A common example of permission marketing is a newsletter sent to an advertising firm 's customers . Such newsletters inform customers of upcoming events or promotions , or new products . In this type of advertising , a company that wants to send a newsletter to their customers may ask them at the point of purchase if they would like to receive the newsletter . </P>
which is the most common use of opt-in e-mail marketing
which is the most common use of opt-in e-mail marketing
a newsletter sent to an advertising firm 's customers
a newsletter sent to an advertising firm 's customers