Parking near Cinvention center

All good answers.

Plenty of places to park around the convention center. There is a small ramp across the street at the main entrance (right by the church) There are several ramps in the area as well.

The convention center has an underground ramp on 12th, the Orchestra Hall ramp across the street is also a great option.

Marquette and 11th ramp. It connects to the convention center through skyways.