The psychological benefits of free products can yield business opportunities for publishers and content creators.
For info on sponsorship and advertising opportunities, contact Scott Harvey at email@example.com
© 2015, O'Reilly Media, Inc.
(800) 889-8969 or (707) 827-7019Monday-Friday 7:30am-5pm PT
All trademarks and registered trademarks appearing on oreilly.com are the property of their respective owners.