Before you begin searching online for plumbing services, it is best to check with the people that you know and trust about plumbing services that they have used in the past. By going this route, you get information from a trusted source. Chances are that you trust the recommendation of a friend, family member, or colleague more than random online reviews. However, ensure that you closely scrutinize posted reviews and read as many as possible. Lastly, ask them for referrals during the estimate. Taking all of these steps may seem like a lot, but you can be guaranteed that it will be well worth it.