Well Well Well lokie what i found (warning this is for a friend um if u dont like anime girls then i suggest u go and dont make rude comments, i fight back)

To create an illustration of perspective, this artist did all of the following except 1) show clear orthogonal lines 2) have an implied vanishing point 3) distort proportion to keep the background and foreground the same size 4) include value changes between the foreground and background i was thinking maybe 1