The number one app on a smart phone? Email. 91% of people check their email daily. 90% of emails get delivered. As a result, for every $1 invested in email marketing, there’s a $44 average ROI. But consumers must open the email in order to realize that high ROI! What determines the reader to open your email? The subject line. Most people invest a lot of time on the content, graphics, and layout of the email. Very little time or thought is put into the subject line. I share in marketing seminars one community sends their email each week with…