Lots of deferred maintenance, not major things, but stained asphalt shingles, gutters need replaced, brick building need power washed, a couple of the fascia and soffit boards need replaced, all trim needs painting, ugly amateur ceiling repair where leak occurred, missing drop ceiling tiles in bathroom, no landscaping.

Back in those days asbestos was barely new to the market and was used for many things such as siding, plaster walls, insulation, duct work and even shingles.

Asphalt /fiberglass shingle---permit 02/20142.

A leaky roof needs immediate attention, but a few loose shingles with no leaks can be patched enough to get by. 

I don't expect to have any outside work for AT LEAST the next two months, so next week I'll be up on a roof doing the "delightful" job of removing shingles on one of my rentals, followed by a bunch of painting & gardening.

The lack of required education and certifications enables anyone to hang a shingle and begin providing services even though they are not qualified to do so. 

Here is a summary BIPV Solar Shingles Cost: SunTegra, CertainTeed Appolo, Tesla Solar Roof (roofingcalc.com).     

I've seen where they've been removed and the "de-installers" just stuck a couple of plugs of silicon caulk into the shingles.

The floorboards groaned unevenly, doors were missing off hinges, shingles clung desperately to the roof and a smell hung in the interior which begged consideration.

I've shingled shed roofs and stuff, and I absolutely hate it..