Look here for commercial hours and info.

1100 Lake Street Building Hours:  M-F 7:00am-9:30pm; Sat 8am-5pm; closed Sundays.

1101 Lake Street Building Hours:  M-F 7:00am-9:30pm; Sat 8am-5pm; closed Sundays

Summit Building:  M-F 7:00am-7:00pm; Sat 8am-4pm; closed Sundays