When I have injected my ideas of lower leverage to those that are worried about high leverage, I have had a number of people insisting and trying to convince me that being leveraged at 80+% on all of their properties is less risky than my having a lot of my properties paid off.

You may find a partner who is more willing to put in a larger capital injection if they get a better CoC return or equity stake.

Will you be required to inject capital if they need it to repair roofs / foundations / plumbing / etc. 

I will be injecting new funds every year.Full Control: I enjoy analyzing deals and prefer to have full control over my investments, so syndication is not an option.Given that I'm a complete newbie in real estate, I would greatly appreciate your advice on the following:Selection Criteria: What factors should I prioritize when choosing properties?

Typically, creative financing is geared toward lowering the capital injection needed to acquire the property which comes at higher risk to the lending entity (thus higher cost) of rate. 

It took a lot of Botox injections first.]If you’d like something to worry about for your circumstances - because all you have provided to us is: “The tenant broke the lease and moved out…” - consider this AZ law: https://www.azleg.gov/ars/33/01370.htmAn advice that probably does not need to be stated here, but still: Depending on the facts of your circumstances, I wouldn’t comment on whether you complied with this law, which I also assume is currently in force - this is a public forum, and you shouldn’t volunteer potentially-damaging information to the other side.And, again: None of the above is legal advice, as I am not a lawyer.

Inject the colored water into the system c.

With all due respect, you can't ignore politics in real estate when politics injects itself into real estate.

A "cash injection" or whatever accounting measure your CPA recommends. 

Hence they already tell to reduce the rate possibly in September.In all fairness to the unpredictability argument, the Fed had data showing massive spikes of inflation in 2021 while also knowing that the US government had injected trillions of dollars of stimulus into the economy during the pandemic but decided to pass it off as "transitory" due to "supply chain shocks" (not wrong, but wildly overblown).