As the name suggests, print on demand publishing is a service that allows you to get your book printed as per the requirement without having to maintain an excess stock of already published books. It lets you generate your supply as per the demand, which in turn reduces your chances of suffering a loss.
Print on demand technique is more of a distribution model rather than a publishing model. It works totally on the principle of demand and supply. Digital printing comes into the picture whenever we talk about on-demand printing. So here's how on-demand printing works at BR International: