I googled it and didn't find a great answer.

Googled and found thishttps://www.justia.com/lawyers/landlord-tenant/north-carolin...

You could get a PO Box and set up a Google Voice number. 4.

After googling Ashcroft Captial I keep getting advertisements to invest with them.

I am also starting this business of tax sale and thinking of buying from the owner before the auction. i have a few sites that i usually use and i think it will help. connect to me if you have more questions.Regrid.com, Zillow.com, Google map, acrevalue.com, realtaxdeed.com, realtaxlien.com, **************, civicsource.com, Cosl.comhope that helps.

TIARV Park AND Self Storage~4 acres, commercial for $120K (google maps link)Pros: In city, city water & sewer nearby, city allows both rv park AND self storage in Commercial zone, ~$50K worth of timber on propertyCons: Neighbors nearby, traffic visibility not as good here, land needs to be logged/cleaned up - not a big deal reallySelf storage constructed probably out of shipping containers~3 acres, industrial for $135K (google maps link)Pros: clear flat land, higher traffic count between the coast and I5, seller will carry loanCons: zoning does not allow for RV Park, city services unavailable

ChatGpt and Google is your best friend and use credible sources. 

when lehigh was put in they punched in roads to 250,000 lots.. one can google earth it today and see blocks of lots with like 2 or 5 homes per 50 lots.. lots trade there when its good times for 20 to 25k and bad times 2 to 10k  like a ping pong ball.. the GFC took down many land plays even out west..

Lots of companies building out here like Amazon, Honda, Google, Meta, etc. which drives population growth and job growth.

As others have mentioned you start on Form 4562, but in my opinion you should have a simple google sheet or excel to track all of this for your properties.