I am assuming the zoning variation was for a detached garage.  

Balloon" framing (1920's I believe).Radon.Plaster and lathe instead of sheet rock (pre 1950's) or plaster and wire mesh variations (50's) more solid than sheetrock but a real b*tch to repair or demo if you're remodeling.You've got Galvy plumbing but also need to look out for other kinds of outdated plumbing like clay sewer lines (pre-1930's, prone to collapsing, bellies, root intrusion), cast iron (1950's, often rusted and/or cracked by now), and PB (polybutylene, gray-colored water pipes, 1980's, prone to rapid degradation and subsequent bursting, mostly gone by now).Buried Oil Tanks-- Do you have those there?

We all provide the same services with slight variations.

IRR is for when you have consistent payment stream and no expenses- for example a government bond.XIRR is when you have variation of cashflows.

Investing out of state can pose challenges such as unfamiliarity with local markets, potential difficulty in property management, and variations in regulations.

The natural beauty of granite, with its unique patterns and color variations, creates an elegant and upscale ambiance in kitchens and bathrooms.

There does seem to be a lot of variation as to if it is enforced because I have heard from people that have not had to install them. 

If your lot is at least 3,600 sq.ft. you could still be able to get the 4th unit legally added; however, this would require a Variation and another request to the Zoning Board of Appeals...

AirDNA score is good  but I see there is lot of variation in housing market there.

A variation of #2 where you get a hard money lender on top and your private capital partner just brings the 10-20% cash for the down payment for the hard money lender.