I've been online doing all kinds of research and that seems to be the constant criticism, that Aibileen's accent was just too thick. And for me, I don't want anything to distract from the character.
What's really important is to simplify. The work of most photographers would be improved immensely if they could do one thing: get rid of the extraneous. If you strive for simplicity, you are more likely to reach the viewer.