Organic Sculpting (Part 5): Retopologize using the Quad Draw Tool

This video is long, but it's just because I go through the entire process. Feel free to jump chapters or watch on a faster speed playback.
0:00 - Getting Started
2:00 - Quad Draw Tool Basics
4:15 - What to do if your model gets deselected
5:00 - Create the first eye loop
7:30 - Draw down the middle of the face
11:35 - Extruding Edges (Tab Button)
13:25 - Adding Edge Loops (CTRL button)
14:22 - Create Mouth loop
15:40 - Snapping Vertices together
16:20 - nose area
19:00 - build out around mouth area
21:0 - finish face
25:30 - Cover rest of the head (low geometry)
34:00 - Duplicate your model so you have a low poly backup
35:00 - Hold Shift to smooth. Hold Ctrl to add more edge loops