If you have an external masonry wall, which is exposed to the conditioned space of the unit, then you have very negligible insulation and a massive thermal conduit between conditioned and unconditioned spaces.You would be doing far better by your future tenants to insulate this wall than worry about loosing 2-3" of living space or the aesthetics of a brick wall.Where this is a masonry wall - first confirm if it is a single wythe or 2 (or possible 3) wythes of brick (with a air gap/drainage plane between the outer wythe and the inner).  

Yes, generally you'd see an external ongoing leak.The most likely culprit is a small leak inside the wall, in which case you'll need to open it up a bit and address the issue.

I bought a house last year that did not have any external venting for the dryer.  

Tell buyers it was part of doing a external repair if they ask.

We are still in the lender shopping phase and our current lender had told us previously that a house with a bad carpet or needing painting external/internal shouldn't be a concern.Well fast forward and there was a house we were interested in.

So let’s say you are an affiliate for a company and say the company wants you to sell there idk utility or somthing and gives you a 10 percent commission that’s residual for the life of the customer, if you owned like...

The goal here would be to split all profits and non-mortgage expenses 25/75 (he is responsible for mortgage expenses and will handle the interest deduction on his personal tax return).Lets assume for the time being that he is quite credit worthy, the lender is okay with the title transfer if he provides a personal guarantee and I am okay with the external lien on the property. 

I converted it from 3/1 to a 3/2.Permits aren't very difficult unless you're making a lot of external changes.  

Selecting a so-so 120K rancher in a rather mature area could suffer due to external factors.

We have a 1924 "Sears" (knockoff) home outside of Seattle and the historicl society mandates that changes to the external features must mimic original styles as close as possible.