sonatine loves to call this an alt-right site, but there's more active liberal posters here than active conservatives.
And I am not alt-right myself, unless you want to bastardize the term "alt-right" to mean anyone conservative.
Larry, I don't know about Chicago, but California does not allow you to kick out roommates on the spot, even if there is no rental agreement. They still have automatic rights by being residents in your unit, even if for a short time.
He might be too dumb to realize this, but honestly you should be happy if he gets out of there within 10 days.