I had this big reply all typed out
and then I hit something which made it all disappear.
In short
Grants are hard to get. Plus you will not get the full $250,000 in one grant. Maybe 10%-20%. You may concider going non-profit and doing community service.
If the place doesn't have a paint booth it now or was used as a body shop, it will be expensive to put one in. Darn EPA.
Taxes; get a good book keeper and a tax preparer or a CPA you can trust.
U.C. has Small Business Classes for little money. You may want to take one. I did, it tot me alot
Eric