Evaluate the specific situation Locate the affected drain and extent of backup Check if various drains are influenced (signifies main line difficulty) Hunt for noticeable h2o hurt or overflow Fundamental Do it yourself Methods Pour boiling water down drain Use plunger suitable for sink/toilet Consider baking soda + vinegar Answer https://www.kawatan.net/how-to-find-emergency-drain-cleaning-and-plumber-services-in-etobicoke/