If you want strict individual attention and one-on-one interaction, you'll want to stick to the smallest schools.
You're still getting strong focus as an undergrad student, but have some more room to spread your wings.
You'll find larger classes, but youstill have the opportunity to have smaller classes mixed in as well. Housing and other options also open up more.
There's a chance that you'll get lost in the crowd here, but it's great if you want to have a city life without every class being a lecture.
If you don't need a lot of guidance, are a huge sports fan, or want to tap into vast resources, this is the place for you.