A full bathroom addition can potentially boost value by up to 20%, while a half bath might add around 10.5%. 

I own a half dozen residential rentals, but with high prices lately decided to move into commercial real estate for the first time, which seems to be a much more depressed market at the moment.  

If you are looking to acquire the other half, there are ways of doing the transfer that minimize capital gains tax for you mom. 

Sometimes the easiest thing to do is just do it yourself and get it over with.

Complete remodel, added half bath, added new systems.

Which cities in Connecticut are easiest to work with?

When half of the responses are DON’T EVER and half are GO AHEAD NO PROBLEM that should make an intelligent buyer pause and think about how that could possibly be.

You could certainly ask them although I would note, they'd almost certainly never figure out you were gone especially if the mail, utilities, etc. were all in your name and you were in fact there half the year or so. 

If you can lower the sales prices and get out this is the easiest solution.

A house hack (purchase and live in 1 unit of a multifamily while renting the other unit[s] to cover the mortgage) is the easiest way to get started as you'll get used to the process and can use an FHA loan to have a minimal downpayment.