I have seen around several suggestion to add pencil tool. What I suggest is to add 2 tools: pencil, and pencil eraser: an eraser which can delete just pencil. So you can draw guidelines with pencil, then pass over it with another tool, and finally delete just guidelines.
I have seen around several suggestion to add pencil tool. What I suggest is to add 2 tools: pencil, and pencil eraser: an eraser which can delete just pencil. So you can draw guidelines with pencil, then pass over it with another tool, and finally delete just guidelines.