Printing industry sales trainer Bill Farquharson, who recently co-authored "Who's Making Money at Digital/Inkjet Printing ... and How?" with Kelly Mallozzi, provides sound advice and key takeaways for print shop owners and salespeople on how they can sell more digital and inkjet printing output. The book also addresses several key vertical markets that are ripe for the picking, and details various profitable sales and application opportunities that exist for each industry.