This was a legitimate pain in the ass. I hope you appreciate it!
This is a VERY VERY LONG TUTORIAL. If you click the DOWNLOAD button, you'll download a 3mg pdf file that is over 100pages long.
You can also see a webpage version by going here:
And if that link doesn't work, go here
(I recommend just using the web version since I don't think I did the PDF quite right... lol)
This tutorial covers low-poly for real-time Modeling, Smoothing Groups, UV Unwrapping, Texture Creation of Face, Clothing, and Hands, and creation of Hair.
I take a character from start to finish and explain pretty much every single step.