College football only has a handful of legitimate national championship contenders. Others have an outside shot, but shouldn't be considered much of a threat until they prove otherwise. If you aren't a complete team like Alabama, have fun playing for a trip to a bowl few people care about.
Every team in the country has big dreams before the season starts, but they aren't [it isn't] realistic if you are entering fall camp with more questions than answers. It's also a stretch to think national title when the schedule is full of ranked teams.
There are a couple of SEC teams, two Big 12 powerhouses and a team that made it to the big dance last season that you can already count out.