Is There a Difference Between a Demand Marketer and an Average Marketer?

i've interviewed more demand marketers in the past 24 months than anybody se in the world. To be a top marketer, you must understand sales force and your company's business data better than anybody else in your company. When i was about 23, 24 years old, i built several e commerce companies from my bedroom. They taught me how to develop a web sight, due conversion rate optimization,. set up gugo analytics, do you know? Managed supply chain with vendors in china., put together brand guide lines, managed creatives and photography, test influence or marketing on instigram, run facebook and ads  and build amazon product pages with my own money. And when