digital vs film

Question for photographers - after doing a photoshoot such as a wedding, do you print the pictures and charge by the photo, or do you download the photos on a jump drive or CD?

Like i said before, and by the way i know alot of photographers on here disagreed with me and said it's not true but i don't care let them think what they want.. First off let me correct an incorrect statement, Some people will Say that ISO is part of the Exposure Triangle, That is simply not...