The document outlines 7 things to consider for a 3D printed project: 1) using 3D printing to enable new designs, 2) considering how the design can be embedded in other objects or systems, 3) focusing on good design principles, 4) using digital design tools, 5) leveraging user-generated content, 6) exploring on-demand distribution models, and 7) considering open source designs and licenses. The document was presented by Alessandro Carelli at InnovaDay on December 18, 2013.