The prices have gone up a bit since then, but the post construction appraisal on a dry lot are coming out to about $375k and rents about $2300 or so.

The wooden cabinet holding up the sink begins to rot.

Russ has a lot of creative solutions and uses established case law to work in ways that some of the more "cut & dry" intermediaries do not.

Plus, if they run into something unexpected (rotting floor boards under the flooring for example) it can take longer to get things done.  

Those are difficult to come by so I’m keeping my powder dry and investing through my brokerage right now until something pops up.

Plan to rent the property by the month, targeting traveling nurse/Dr. I

You should use a moisture tester on all the lumber and make sure it is dry before drywalling. 

Very simple to do.1) In the hole you, spray some suspend sc insecticide inside the hole. https://www.amazon.com/Suspend-Insecticide-USA-Supply-Eradic...2) Get a beekeeper suit, just in casehttps://www.amazon.com/Professional-Ventilated-Sheepskin-Bee...3) cut open the area.4) Spray inside the entire wall the suspend SC5) Dry out and close up the wall.If this cost you $200 and some time, I'd be amazed. 

Adding rooms does create the potential for more conflict but carefully thought-out floorplans, designate wet and dry storage spaces, and provide supplies.

Break down your rehab into individual jobs, for example get a electrician for electrical work, a plumber to repipe the house, a dry wall guy to close out the walls, etc.