Pen on paper: I'm writing a note to myself, such as a shopping list. Block letters or scribble. Marker on whiteboard: I'm writing to be read from across the ro

Pen on paper: I'm writing a note to myself, such as a shopping list. Block letters or scribble. Marker on whiteboard: I'm writing to be read from across the room. Block letters. Since I don't do art calligraphy and I don't have any relatives so old fashioned they expect handwritten paper-mail, I simply don't find any use for penmanship as a skill.