What is Digital Marketing

At the fundamentals, there is no difference between digital marketing and traditional marketing. It is all about facilitating the exchange of value between the seller and the right buyer. This is marketing 50 years ago. This is also the marketing now. What has changed over the past 10-20 years?    With the advances in technology, we are able to facilitate this exchange in a faster, cheaper and more measurable manner. The steps in digital marketing is exactly the...