Keystone, I believe you meant to say the sill is 3' above grade; whether your AHJ enforces Property Maintenance Code;

302.2 Grading and

Grading

The intention is to keep surface runoff from gaining access to the habital spaces. You would not want water to pond under the house.

If

Grading

Donation Boxes

Has anyone had dealings with or regulation of donation boxes on the east coast. The put your used clothing in for save the palane, good will or others?

Stair Signage

I was asked today what would be appropriate signage for a stair that is only intended to be used as an emergency exit. This is outside my focus area