John Jantsch, author of Duct Tape Marketing and The Referral Engine at NYXPO
John Jantsch, author of "Duct Tape Marketing" and "The Referral Engine" at the 2011 NYXPO.
I attended the 2011 NYXPO and was able to catch John Jantsch, author of “Duct Tape Marketing” and “The Referral Engine” provide some great social media tips for your business. Watch the video below.
