Where comps come in to to compare "cap Rates"  (a measure of financial performance) of recent sales. 

But even if you want to do large deals, you need comparable reps.Technology has made it easy to "analyze" deals.

Key Factors for a Good Seller-Financed DealCash Flow: Rental income should exceed monthly payments (PITI) by at least 1.25–1.5x.Purchase Price: Compare to ARV and market value for fair pricing and equity potential.Interest Rate: Aim for competitive rates; higher rates must still allow positive cash flow.Amortization/Balloon Terms: Favor longer amortization and align balloon payments with your exit strategy.Down Payment: Lower upfront costs reduce risk but should meet the seller's expectations.Flexibility: Seek no prepayment penalties and fair late-payment clauses.Property Condition: Ensure the property’s condition matches terms through inspections.Seller Motivation: Assess the seller’s willingness to negotiate favorable terms.Exit Strategy: Have a clear plan for refinancing or payoff at term end.Portfolio Fit: Ensure the deal aligns with your financial goals and risk tolerance.Vetting multiple deals and consulting professionals is crucial to making sound decisions.

We’ve tried other platforms on the market, but the message delivery rates were very low compared to the 85%+ I get here.

Unfortunately due to the property values, the cash proceeds will be disproportionately impacted by transactional costs associated with the financing (doc prep, appraisal, recording etc.) which will also hurt the available proceeds compared to the same LTV financing of higher value real estate that can better absorb these transactional costs. 

Since I'm based in Tampa, I don't look outside and compare markets. 

What I like about the above data analysis, is you can compare markets and deals verse each other. 

However if you understand the process already and what you're trying to achieve and just looking for someone to do it for you, then I would search a bit more to price compare and then make your informed decision.

I have built in the past and I do not understand how anyone can build a house for 250k that will last.As an agent I focus on high end relocation clients and many are positively surprised by the build quality compared to the south.

Platforms like Zillow or Redfin can give you insight into comparable properties, and PropStream is great for deeper analysis like liens or ownership history.