There is evidence of past moisture on the ceiling in the kitchen.

In a kitchen prefinished hardwoods, I think you have the possibility of moisture between boards with spills.

Gently nudge your relative towards opening an LLC with a real bank account (feelings have nothing to do with how a business runs in the real world).

Has anyone decided not to invest in these properties due to concern around moisture penetration? 

Gluing the floor does NOT keep the WOOD subfloor from expanding and contracting; it's a temperature and moisture sensitive product.

----------For our tenants, we provide a move-in packet that contains these enclosures: Welcome letterRental Agreement, Property RulesLead-based Paint Notice & Information BookletMold/Moisture Notice & Information BookletMove-In/Move-Out Inspection ChecklistUtility Transfer AgreementMaintenance & Repair Request FormFire Safety BookletEmergency Preparedness BrochureRecycling/Waste BrochureUS Postal Service PacketEnd of Tenancy Move-Out InstructionsWe're in the process of creating an Orientation Notebook for each property that would contain information on use and care for the home.

Moore) will let you give it a gentle wipe without removing color from the wall.  

We ordered a router bit so we can start cleaning up the reclaimed flooring that needs its edges cleaned up a little.We're replacing the sheathing in the garage that was rotted because of moisture damage around the chimney.

Tenant shall use reasonable efforts to maintain the dwelling unit and any other part of the premises that he occupies in such a condition as to prevent accumulation of moisture and the growth of mold, and to promptly notify Landlord in writing of any moisture accumulation that occurs or of any visible evidence of mold discovered by Tenant.DISCLOSURES: Tenant acknowledges receipt of the following documents: EPA’s A Brief Guide to Mold, Moisture, and Your Home (PDF format may have been emailed instead of actual paper pamphlet)

Stopping water from getting in is my biggest challenge as my tendency is to go all out to solve the problem but, if I put new siding on this, I'll be paying my buyer to take it off my hands:-).One trick I've been using to keep costs down is to buy gently used.