Drawing simple maps is one of those jobs that pops up from timetotime in just about every freelancer's career. Create yourself a graphic style in Illustrator and use that—targeted to a layer—to take the headaches out of drawing and editing—this movie shows how.
UPDATE: I've now released the technique previously only available via my Lynda.com and LinkedIn learning courses that means you can have roads of multiple sizes — even with different terminals (endcaps) and takes just three simple operations (can be done in under 30 seconds). Check out: • The Ultimate Technique for Outlining ...