This is a three post kind of day; I guess this is me finally making up for missing a week to spend time with my new baby girl. In any case, you’ll have to suffer through one more bit of information today. At least this one is quick and simple though.
If you are using grid markers in your 3d documents you may find they are oriented to the plan view; which in most cases is not a readable orientation. There is a setting to orient the text to the orientation of the Perspective Projection.