Ask For References
This old-school method still works today. Simply ask your friends or family members who have had plumbing work done by a certain plumber for recommendations. You can also check online review sites to see what other customers think of the plumber you're considering hiring.
Check Online Review Sites
Online review sites like Yelp or Google can give you a good idea of a plumber's reputation and reliability. Look for red flags such as low ratings or complaints about the plumber's service.
Get Multiple Estimates
Get at least three estimates from different plumbers to compare prices and services. This will help you find the best value for your money.