Or should I wait it out a couple of years until I have a larger amount saved up.

If so, you open yourself up to a larger pool of candidates.

I know you mentioned taking time to relax, do you plan to further scale or do something different outside real estate?

Governmental agencies do get involved, often very late in the game and often just having the guru agree to a “cease and desist” order

Do you have any reputable Hard money lenders you could refer? 

For me, it has to be a data-driven decision: what is your current NOI, what would be if you replaced the boiler, how much will it cost, and how long will it take to get your money back...If the area and marketing don't warrant central air, I would NOT do conensors right away and just focus on the forced air.

Things that you can do or have access to that not everyone does.

It's often a case of not doing enough research, as they don't know what they don't know!

Let's use an example of replacing a leaking kitchen faucet (assuming it can't be repaired):You can easily find out how much the materials are by going to the Home Depot website and picking one out.For labor we Googled, "How long does it take to replace a kitchen faucet" and this is the answer we got:AI Overview: Replacing a kitchen faucet can take 30 minutes to several hours, depending on the faucet's complexity and whether you're doing it yourself.

You also need the operating cash to do rehab.I say this because you mention FHA and low money.