you can noy just leave it, you need to click A on things such as advancing to off-season/pre-season/regular season and coaches firing. you cant just sim through 30+ years on the snap of a finger, it took me maybe 2-3 hours of just sitting there pressing start to start simming and pressing a for other things, it took about maybe 10-15 min from the begining of the off season to the end of the pro bo