InterNACHI Buy-Back Guarantee As a Certified Professional Inspector®, my inspections are backed by the home inspection industry’s strongest guarantee – the InterNACHI Buy-Back Guarantee. Buying a new home is one of the biggest investments you’ll ever make, and it can be scary. This one-of-a-kind program gives homebuyers an extra layer of protection and peace of mind. So how does it work? If your certified inspector misses anything in the inspection, InterNACHI will buy back t