Implementing a solid skip tracing strategy into your marketing mix can be extremely valuable.  

If that property is till under the LLC you will need to purchase under the LLC.If you have taken ownership of the sale proceeds your next homework assignment is to look into Qualified Opportunity Zones and Qualified Opportunity Funds (QOZ, QOF), note the same accredited investor status still applies. 

CRM comes into play here.

 I would first look into the state website of where you'd like to establish the LLC.

Does that seasoning period apply if I cash out refi into a DSCR loan?

There's a few other things to think about too: 1 - Possible owner financing if he wants to still get a stream of income into retirement at an attractive rate compared to the rest of the market (win/win scenario, you don't need to come up with as much cash, and he makes a little $ on the %) 2 - Consider a post possession if he needs some time to move out but needs the cash up front for whatever reason 3 - Leave all the furniture/junk in the property and you'll handle clean up etc. 

I would advise against an "all-in-one" product but probably not a lot of time to go into that here so, let me just answer the question - try some local real estate meetup groups in your area.

I am based in Denton TX, and I am looking into out of state investing.

Assuming some hypothetical foolhardy person chose not to heed your advice and jumped straight into BRRRR, do you think they could significantly improve their odds of success by putting an uncommon amount of effort into finding and building a mutually beneficial relationship with an investor-friendly GC? 

You may also be running into the FHA self sufficiency rule if it is a 3 or 4 unit property.