Assess the Situation Locate the afflicted drain and extent of backup Test if a number of drains are impacted (indicates most important line challenge) Seek out visible h2o injury or overflow Basic Do-it-yourself Actions Pour boiling h2o down drain Use plunger appropriate for sink/bathroom Attempt baking soda + vinegar Alternative https://www.kawatan.net/why-you-should-never-use-baking-soda-and-vinegar-to-unclog-a-drain/