Metered parking enforcement should end at 6 PM. There are meters on most of the surrounding streets.
University structure enforcement ends at 10 PM.
Visitor parking is $1.10 per hour, same as the city lots. The closest university owned visitor parking in the Palmer structure (N26). The closest city structure is Maynard.
Special event parking is $5 and starts at 5 PM. There is no time limit, although you have to have your car out by the time the gates go down (6AM for most structures). There will be event parking in Thayer (lot N4) on March 6 due to an event in Hill.
You can reach parking services at 734-764-7530
Red indicates visitor parking, blue is UM permit parking until 10PM. The full map is at http://pts.umich.edu/maps/.
Click for large version
Information on the MLB is at http://uuis.umich.edu/cic/buildingproject/index.cfm?BuildingID=111
Auditorium 4 is right inside the SE entrance of the MLB. This is also where the outside power outlet is located.
Pictures of the Mall and MLB (outside only)