A property that I put an offer on has extensive amount of dry rot.

DSCR loans almost always have pre payment penalties (standard 5y) and you are in an area where comps are running dry.

They used a liquid clay injection in the ground that was supposed to fill the cracks, dry and seal it up.

Scrub with the correct cleaner, different spores have different cleaners that will wipe them out, then DRY THE AREA. 

Account Closed, It is not just Southern Maine that has nothing for sale, central Maine is also mostly dry for deals.

Web 2.0 or traditional tech private market has been dried down as notable VC firms have captured all of the upsides.

I was trying to be creative in how I can get that extra % in ROI so I asked a contractor I know to get a rough idea to run numbers and the first thing he asked is "is it dry?". 

@Ahmed SaadAhmed made excellent points and I agree with everything he said..You need to know your market you’re in a very Tenant friendly market consider yourselve lucky I have many landlord friends in NYC that their tenants are having difficulties paying rent due to Covid and stimulus drying up and they can’t do much about it your issue is easy to resolve vs a tenant unable to pay rent.

How much appreciation you think is left, in my case I decided the biggest appreciation is like behind it, and honestly and this is a personal question but your goals and overall financial picture and risk profile, in my case I felt making 120k in two years was fantastic and I’d like to take the win, I figure I’d keep my powder dry in case something else comes up, I figured I could still make a decent return in the stock/bond market.

If your home has carpet then you may want to consider getting them shampooed a little more often.