Nothing different than Brandon Turner's "No money down" book I guess...Concepts definitely aren't new and 95% of deals still require some cash, but just like Brandon Turner's book it simply lays out some alternative options to your standard "go get a loan from the bank" buying/selling real estate methods.

Alternatively, convert your first home into a short-term rental for higher cash flow if regulations allow.

Understanding local tourism patterns can help you adjust rental prices.STR Regulations: Many cities are tightening regulations on short-term rentals, which could push more property owners to offer mid-term leases as an alternative, increasing competition in this space.9.

Any thoughts on other alternatives or experience doing short term rentals even with HOA  restrictions? 

Alternatively, you can consider investing your cash in passive investment opportunities with recurring cash flow.Should You Sell Your Investment Property?

To start, I’d like to ask you a question: What is more important, purchasing real estate where you can obtain 100% return of your capital through the BRRRR investment method but otherwise break even or even worse lose money or alternatively  leave some of your capital in the deal but earn a profit when the property is sold? 

Artificial Turf: If you're open to alternatives, artificial turf might be a long-term solution.

What are the alternative choices if you don't pursue this?

These terms aren't unusual but may warrant negotiation or seeking alternative QIs who offer more balanced protections.

Alternatively, you could waive the commission in exchange for a small equity share in the deal, aligning yourself with investor success.Once due diligence is complete, network through real estate groups, your spouse’s contacts, or online platforms like BiggerPockets to find investors.