What's Holding Back the ΑΠΟΦΡΑΞΕΙΣ ΤΙΜΕΣ Industry?

https://zenwriting.net/x4wmske768/in-the-usa-there-are-practically-500-000-plumbing-professionals-plumbings-know

Most home owners don't assume much regarding their sewage system lines. As long as they are working right, they are out of sight and out of mind. When a problem does show up, it can imply a massive cost either