Here are five things to know in Pittsburgh-area business for Tuesday, March 4: Restaurant grading system coming soon to Allegheny County Restaurants in Allegheny County are about to be graded with letters instead of the previous pass/fail system. WESA-FM reported on the approval of the 100-point grading system by the Allegheny County Board of Health. It would give out A, B and C -- and fails -- to restaurants following food-safety inspections. WESA has more details here. Bad winter adds $5.8B…
Reported by bizjournals 5 hours ago.
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