"Hey look! My landlord just evicted me for leasing out my spare room in violation of my lease!" There is nothing stopping you from putting an ad on Craiglist.

"Hey look! My landlord just evicted me for leasing out my spare room in violation of my lease!" There is nothing stopping you from putting an ad on Craiglist. However, if you violate the terms of your lease, you can get evicted. Moreover, these sorts of violations are usually not covered by tenant protection laws, so you would not be entitled to the normal eviction procedure protections.