Originally Posted by Calamity

This just looks like you gave up
Little to no hair details after the face.

I recommend looking up workflow styles
My work flow style is the 70/30 technique.
Work the first 70% of the time on the basics.
Work on the entire linework of the piece and basic shades before refining.
Then the last 30% on details to avoid getting bored of your piece before it's done