See
http://www.ltb.gov.on.ca/en/Key_Information/170036.html
Under the new Landlord/Tenant Act, effective January 31, 2007, ex-parte evictions are no longer legal. There are formal procedures to be followed, depending on the reason the landlord claims eviction rights, and the tenant must be given a hearing and chance to both RESPOND and CORRECT deficiencies.
Verbal threats not followed up by formal, WRITTEN notice constitute ‘bullying’ and tenants can file HARASSEMENT complaints. See various topics in