How to find a list of Open Houses without consulting a Realtor. PS: I would strongly caution against buying a home without the knowledge and skill of a Realtor that represents your interests (ask me about Buyer Agency).
A list of the Toronto City Councillors. They want to be re-elected so you should hit them up for help if you have a problem. Make them work for their position!
Who in the city to call if you have a problem.