Newsletters continue to serve as an effective way for businesses, from retailers to B2B services, to stay in touch with their customers. In my last column, I shared the simple but powerful technique of using point-of-action assurances to convert more visitors into taking the actions you want them to take – such as using the words “we value your privacy” anywhere you want someone to provide you with their e-mail address. Here are some other tips you can use to…