The Main Parking Lot for the Genetti Conference Center can be accessed off South Pennsylvania Ave (the area circled in yellow). An entrance to Genetti’s is just across the road from the entrance to the parking lot or you can walk around to the East Market Street entrance where the registration table will be.
For those of you staying overnight at the Genetti Hotel, the hotel guest lot is in the back of the hotel (the area circled in green). It is accessible from East Market Street by the Conference Center entrance.