@Matthew McAlarney @JaNae AndersonThis is only my opinion: https://www.biggerpockets.com/blogs/7810/48328-out-of-state-or-turn-key-markets-evaluated-on-a-graph @Yael T.

Can he simply become a "tenant in common" owner?

Or it could simply be a local area practice.

But there's buyers out there who don;t appreciate the risk in buying a seller financed note and may offer a low discount.  

It has the potential to work out really well for you but tax lien investing is a p-a-t-i-e-n-c-e test.  

Demolition costs are part of the expenses, you can't simply, forget it.

Depending on your risk level you can simply use credit cards/401k as cash emergency reserves.Lastly, adjust reserves accordingly based on future expected CapEx needs

I shouldn't short-sell all credit repair companies simply because I had a bad experience.

Account Closed  most of the debate is whether your selling RE without a license and as you state getting a license solves those issues.I would also add to your list to simply check in with the state regulatory agency that over see's real estate brokerage activities  and see what the law actually says..

It is simply a means to diversify your IRA, not a way that you can personally access the funds for your own purposes.Do some reading here on BP and you will identify a few providers of both service types that participate here regularly.