traditional:
quick sketch head shot: 2 points
quick sketch waist up: 5 points
chibi sketch 10 points
full person sketch 15 points
colored pencil sketch 20 points
extra person 2 points a person (at most 3 people)

digital:
black line 5 points  
pudgy pony 10 points
lazy color 10 points
digital chibi 15 points
shaded coloring 20 points
extra person 2 points a person (5 people at most)
comic pages are 15 points though it depends n what the content is
if you want a comic colored add 3 points

anything that is naked or pornographic in some way adds an 3 points to your purchase price. please keep this in mind before purchase.
and every purchase gets 1 free picture of your choice.