Digital marketing is based on data. It can be measured and tested, and we can learn something valuable from each campaign that we complete. Grant A. Johnson (Founder of Johnson Direct and Digital) writes in his article about some points which are to be kept in mind when creating a digital marketing campaign. To know more, follow: : http://www.marketingprofs.com/articles/2014/25056/a-seven-item-checklist-for-measurable-marketing-in-the-digital-age