Community Tip - Did you get called away in the middle of writing a post? Don't worry you can find your unfinished post later in the Drafts section of your profile page. X
What if the tol_dispaly = yes
and tol_mode = nominal
and the area to pick these is still greyed out.
Then what?
I found out from someone that I needed to set my tol_display to yes in the drawing options.