further guano sorry......
You're right you do get less full on ringlets in the back in those pics you post. You get one down the middle left. Maybe some long layers will help you get more back there.
The appt needs to hurry up cause I wanna see! I love love love love love your hair, more ringlets would make me so green!
2c/3a?
Low porosity, medium texture.
http://public.fotki.com/Medusahair/

If it smells good put it in your hair, if it tastes good spit it out!