I love the way you color hair. The colors you use are really peacefull. My work is always like 'in-your-face-it-hurts-mah-eyes'. I really like it.
Those prices you ask are VERY cheap. I'd say double it, but since this is a start, you might want to make it higher after a bit. Also, you should submit this are to the chibi-fan-club.( I suggest Chibi-Fans.) A lot of people will see it and pay for commisions.