What if rental rates are $90 versus $130?  

The city of Harrison ID where our lake house is located have been upgrading the water system.

It can simplify managing your 20 units and reduce the need for multiple systems.

I've dabbled in the new construction space here in Chicago and there is A LOT that goes into it...I'd highly suggest spending some 1:1 time networking with some other investors like @Jennie Berger or @Prashanth Mahakali who are both Chicago developersYou make your money with the land purchase and then systems/processes/volume over time in the development game, but it's not easy and competition is high!

I have seen some lenders get all the way into underwriting and deny the loan due to the "risk" of the collateral versus total vested interest.

FF sometimes has issues with it's messaging system so I don't want to rely solely on that.

However, the biggest challenge is dealing with well and septic systems, which can cost $15K - $75K to fix.

-should i just bite the bullet and pay for the new HVAC systems?

Every system you try will have flaws, or you may salivate over a feature that appears in other software.Some familiar names are mentioned frequently: Stessa, Apartments.com, RentRedi, TenantCloud, Innago, RentManager, Avail, Rentec Direct, Doorloop, etc.I recommend conducting thorough research on each app online to understand their offerings, pricing, etc.

A good mentor should want to share their learnings (versus sell them) - if you can find this, it could be your fastest way toward enhancing yourself.I don’t want to give particular input on your financial piece.