Even though this passage may not help, its great hearing a different perspective to help you think out of the box. 

If for no other reason, rite of passage :)

I'm thinking I should create a C Corporation instead of an LLC, since the corporate tax rate was lowered to a flat 21 percent rate this year since the passage  of the Tax Cuts and Jobs Act on December 20, 2017 to avoid paying UBIT tax.

Galvanized inside the house rarely actually leaks or breaks, by the way - the bigger problem is the pipe corrodes so bad internally that you get ridiculously low flow & water pressure from the line, and bits of corrosion break loose and clog internal water passages in appliances, get caught in valve seats, etc. 

If it is not inside their unit or in a common area obstructing there passage you are not interfering with reasonable enjoyment.Only possible exception would net if they are shift workers sleeping during the day.Why do you feel any discount is warranted.

There's a great passage in the Bible 2 Kings 7: 3-9 about going for it!

@Patrick Connell , I suppose you are right, technically, until the passage of time.

If one is willing to take the passage above literally I would think it would just need to pass some sort of reasonable man standard.

Here are the important passages for this conversation.

:This proposition gets harder and harder, because in the early years you are working full-time for "free" to double your money.Fantastic passage Steve.