What you need to know about online marketing.
Now playing: Now Playing: Meet the most-viewed companies on the Internet with our infographic article Now Playing.
Now Playing.: New study shows Internet marketing is killing jobs in AmericaNow Playing: New study finds Internet marketing has killed jobs in the US.
Now Watching: Why we need to pay attention to how people are using the InternetNow Playing.
Now Playing.: What is an ‘internet marketing job’Now Playing.–The Federal Trade Commission has issued a warning to businesses and their employees about what it calls the “Internet Marketing Job Kill” in an email sent to more than 400,000 people in the U.S.