In 2010 I undertook a series of experiments with a 3D Printer, and these showed that the system had huge potential within the entry-level Rapid Prototyping market. Fast forward five years later, the technology is being used in a wide variety of industries and is even of interest for home users. The 12 specially selected articles in this ebook aim to examine the impact of Entry-Level Additive Manufacturing (ELAM), reminding us that AM research should not be limited to sophisticated systems.