https://www.furaffinity.net/view/41106664/
In case anyone is interested.
(If this is read by someone who previously ordered a drawing from me and did not receive a response from me, write to me. Maybe I forgot about you.)

For each additional character: +50 % of the total cost.
For the background, simple or complex: +10% and +30%, respectively, of the total cost.
Erotica or porn is paid an additional 30% of the total cost.

The cost of refsheets will be from $100>...