As a PhD student, it is common for you to have printed versions of your dissertation. And you may also want to print more books for friends, family and colleagues. We can offer you to make your thesis in a digital book so that you can spread it more easily and environmentally.
The promotion is an official issue where the printed dissertation is indispensable. However, that does not mean that you can not benefit from the technology of now. For example, you can choose to print a digital version of your dissertation in the form of a digital publication for smartphone or tablet in addition to printed copies.