Pen and ink is one of the most enjoyable art forms. Although pen marks are permanent, you can usually work around your mistakes. This eBook article, of about 6,000 words, explores the various techniques of pen and ink, as well as shows how this art medium can be combined with color. Besides noting art materials, it includes tips for sketching, doodling, drawing outdoors and even sketching on trips. Photos of some of the author's drawings are also included.