The starting comparison is wrong. Cartooning is an exaggeration or simplification of reality. I feel posts like this are great for self reference and improvement, but in a year you'll look back and see how naive you were.
Shading hair with pencil
Drawing Feet: One Step at a Time | Drawing References and Resources | Scoop.it
DIY Drawing Tutorials <= why would you say DIY? I'll just have some one draw this for me?! that would be silly