Try and get this in writing or at least write down the date and person that gave you this information.Good Job doing the research before committing to a property..

I personally recommend Southpoint Risk in Knoxville. 

My personal opinion is that unless there is no other way to sell the house, subject to should only be used when BOTH parties are sophisticated investors.  

Personally the hot tub is only a perk if we like the house so  as referenced here themed room and location win the day.hot tub is a blessing or a curse - either they are spotless or nasty and there seems to be no in between.We would never not rent a str because it did or didn't have a hot tub but if we had two similar places we would most likely book the property without the hot tub.

Go for small counties that do not have as much competition as the large ones. thats were I would start and thats where my Dad would buy 100 plus props a year at tax sale.Most of the online bids can be done from the comfort of your home and you are able to preset your max bid and the system can simultaneously bid for you on all properties across all counties at once, so that may only apply to in person auction.

Here's a list to give you an idea:Startup Costs:Down PaymentClosing CostsProperty InspectionAppraisal FeeProperty InsuranceInitial Repairs and RenovationsEmergency FundOngoing Expenses:Mortgage PaymentsProperty TaxesUtilitiesProperty Management FeesInsurance PremiumsMaintenance and RepairsVacancy CostsProperty DepreciationLegal and Accounting FeesRemember that these costs can vary based on factors like location, property type, and personal preferences.

The only person I would seller finance to is a solid long term tenenat, who has kept the property well over the years.

It may be the same person if they have the given experience and knowledge.

These accounts offer tax advantages and can be a powerful tool for long-term wealth building.Focus on Education and Networking: Continue to educate yourself about real estate investing and personal finance.

I find when people have no true personal investment they generally don't care.