As pointed out ahead of, there are actually an infinite amount of pen and ink techniques. There are however, a few that are used much more frequently and they are considered to be the conventional for drawing with pen and ink. Ways to Draw With Pen and Ink You https://ink-pen-drawing-technique44210.blogtov.com/18763443/how-to-draw-with-ink-pens-can-be-fun-for-anyone