Rather than relying entirely on text, NYC has decided to draw you a picture. And thank goodness! By using visual mapping and commonly accepted color affordances for positive and negative (and cross-hatch to help the red-green color blind), Nikki Sylianteng has simplified parking communication. She took an innovative approach to testing by placing paper prototypes around the city and leaving a box for people to write feedback. Awesome idea.
Now, if we can just get the city of Austin to follow suit..