I have possible arrangement with my brother.

If you are keeping the same residents and want them on a new lease, make sure you give proper notice of rent increase, (in my market its 30 days for a mtm tenant and 60 if they are on a lease) and a good strategy that I got from these forums is to increase it the most for a Month to month arrangement, and to increase it less for renewed lease.  

I've never heard about this strategy before and curious if anyone has done it, pros/cons, and what the execution of such an arrangement is like.

We were able to get the house $20k below market value by securing a realtor that took a reduced commission since we had arranged all aspects of the deal.

I’ve made multiple investments as a limited partner in syndicates, and in 2017 I was part of a sponsorship team that acquired an apartment building in Florida and we sold it in 2020 during the pandemic.

Are there any verbal agreements or arrangements between the current Landlord and Tenant?

HOA should have made arrangements with you weeks in advance.

For approval, is it possible to sign some attestation that I will payoff the loan with the first sale then arrange for it to be paid between the close of the first home and the next purchase (will actually have to do this and show the lender or is the attestation enough, or will they somehow arrange it at escrow)?

This is directed at others who have raised investment money in the past. I've raised cash for equity in the past but I'm interested in offering private second position debt that behaves similar to mezzanine debt and c...

This type of arrangement is more of a private investor transaction (versus institutional investor funds).