Try to make the drawing stand out over the background as this will make it easier to see in Illustrator ... show as the file gets larger. Saving hand-drawn art as a vector is one way that you ...

To create grunge element uses a combination of drawing, brushes, tools, ... Design Instruct; Make a Grungy Hand-Drawn Festival Poster in Illustrator; Simona Pfreundner; July 2010; ...

automatically turns hand-drawn illustrations into vector images. The Illustrator iPad version has radically changed the method of creating vector images. Mirror editing is also possible.