Christopher S. Penn talks social proof and marketing basics
Blogger, author, educator Christopher S. Penn reveals new insights on social proof, social influence and marketing fundamentals.
Posts Tagged ‘christopher s. penn’
The Marketing Companion Podcast
Why not tune into the world’s most entertaining marketing podcast!
Let's plot a strategy together
Want to solve big marketing problems for a little bit of money? Sign up for an hour of Mark’s time and put your business on the fast-track.