For $3k out of pocket along with my insurance I can have a metal roof installed.

Cost TrackerLot Purchase Price 20% - 15%Architect & Engineering Plans RenderingSurvey 1 (Stake Corners & Elevation Cert)Surveyor (Final Elevation Cert & Final Survey)County Permit Municipality Utilities District Portable ToiletFoundationSilt Fence Site Work (tree removal / 8in Dirt Scrape)Concrete SlabFramingLumberEngineering Wood Products (Trusses)Accessories & LumberFraming Labor $2.5 per sqftPlumbingPlumbing TurnkeySinksToiletsFaucets & Shower TrimElectricalElectricalHVACHvacInterior Windows & Material Back DoorFront DoorSiding, Sheathing & Cornice MaterialSiding, Cornice, Doors, Window LaborRoofRoof Deck MaterialRoof Deck LaborStanding Seam Metal Roof (optional)InsulationInsulationDrywallDrywallFirewallHang, Tape, Float & Texture LaborDrywall Touch Up LaborPaintExterior PaintInterior PaintExtra Cost (Caulk & Paint Upgrade)CarpentryDoor Handles CabinetsInterior DoorsBaseboards & Shelving (closets, utilities & Pantry)Carpentry LaborCounter TopsCounter TopsMirrors MirrorsGarageGarage Door & OpenerDrivewayDriveway Flat Work (AC Pad, Walkways, Steps, Backyard Steps)TilingTile MaterialTile LaborLVPLVP MaterialLVP LaborRailingRailingLandscapingLandscape Final gradeSODFlower BedDumpsterDumpsterApplianceseDish WasherStoveMicrowaveMiscMail BoxFinal CleaningHouse Plan PrintsWater & Electric During buildRefunds / DepositsRefundable Deposit

Treasurer and recorder say I have a clear title. 

There was a fire escape staircase for the upstairs unit that was made with wood( not metal that was about to fall apart.

The closes I could come to answering this question was "30 Year US Treasure Bonds".1) Low risk2) Decent return (Currently)3) Nobody involved besides me and the best economy in the world (The US).4) And no work other than monitoring the economic climate sporadically.Now, the bigger question is "How to get to $10m in liquidity?"

It’s like hunting for treasure – except your map is Zillow.Network: Leverage your connections in Kansas City.

Bought a used stove recently bc the tenant's kid kept breaking the plastic handle on hers and the metal handle ones are way more expensive. 

There is one electric pole connected to both a metal building and a manufactured house.

I would put some in passive syndications with responsible sponsors that I trust, I would invest some in the stock market, precious metals and bitcoin.

Same with contractors, most GCs you will meet aren't worth their weight in scrap metal.