Title insurers have not had to do due diligence for decades because record keeping has gotten so reliable there is almost never a problem. The underwriters just

Title insurers have not had to do due diligence for decades because record keeping has gotten so reliable there is almost never a problem. The underwriters just eat whatever occasional costs arise, and title agents make bank - at least on the East Coast of the US, out West they are typically one entity but the process is the same. Solar adds an interesting new wrinkle!