I found some drawing in my luggage from when I was watching RIO2 in the plane. I was looking for paper, so I started to draw on the first paper available, the Air Sickness Bag. I personally like animation. I believe that it helps me to give motion to my drawing lines, but also having a better understanding of 3D volumes for my product sketches. TIP 34 Get a 3D Vision to Draw from Any Angle Train yourself at drawing things in multiple angles. Your 3D vision will improve. Start with some simple shapes such as cubes, cylinders. Take a simple object in your hand such as a book, a simple glass, a...