← Brian CaselThe Productized Service Handbookby Brian CaselComplete system for designing and selling productized servicesFind on Amazon↗About the authorBrian CaselBrian Casel is a bootstrapped entrepreneur who built several productized service businesses before co-founding Clarityflow and Zipmessage. He writes and teaches on productizing services and building scalable consulting businesses.More by Brian CaselProductizeTransform your service business into a scalable, productized service→