I remember at one of my jobs, the commute for a 9am start took ~45 minutes. The 9:30am start took 15 minutes. Instead of leaving at 8:15 and arriving home at 5:

I remember at one of my jobs, the commute for a 9am start took ~45 minutes. The 9:30am start took 15 minutes. Instead of leaving at 8:15 and arriving home at 5:45, I left home at 9:15 and arrived home at almost 5:45, usually 5:50.