Emphasize that this is for both noise control and to prevent damage to the property.

Sometimes finding small, local partners to do your own thing and do it your way and under your control can be a great way to go that has more accountability built in.

You never let things like this take control, everything needs to be contractual with recourse if not followed.

Also, I would just consider the crypto as unreachable as well - the whole point of crypto currency is that it's supposed to be protected from fraud, seizure, third party control, etc, for whomever holds the keys.

They and their ilk will burn you out if you don't take back control of the helm.Good luck!

Even if you do everything right, you have no control over the economy and could be underwater. 

You'll have to find an answer based on zoning, demand, and your ability to control the appearance of the additional improvements - you don't want to create a junk yard behind your triplex!

Don't do it.Life is too short to accept high risk tenants like her.You have no control over the husband.

Apparently not in my jurisdiction (but they went easy on one item that had a manufacturing date pre need for permit by removing some of the requirements but did I still needed the permit and associated fees)  Next is AB1482 (rent control).

We always build less square feet so we can capture the highest price per square foot. you can't control your market economics so building and designing and constructing around them is good. 200 sq ft less might be a huge pool or another amenity.