what should be a reason to choose 1 market over the other how to identify a market to buy?

Purchase price: $55,000 Cash invested: $30,000 Purchased property was renter-occupied at $600/month at the time of purchaseDid not renew lease with tenant.Completed full Renovation at $30,000 6 days on the rental market before the property management team got a signed lease at $1200/month Renter moved in July.ARV $179,980 What made you interested in investing in this type of deal?

Learn your market and learn to market. 

If you use a HELOC, I would think about a BRRRR-ish strategy (No perfect BRRRR exists right now unless you go full off-market door knocking/postcard campaign/etc) to where you can refinance and get some of that money back, so you don't have $25k chunks of money at a 9-10% interest rate floating out there indefinitely.

There is a stunning luxury STR on market that would generate six figures in gross annual income.

One benefit to FHA though, is the large seller concession limit. 

This helps reduce operational costs and increase efficiencies, hopefully giving the landlord back time to spend on other areas of the business.Market Trend Predictive Analytics: There are AI algorithms that can analyze large amounts of data in order to predict property values and future market trends.

I don’t know how partnerships work but I understand how wanting a construction worker as your partner can benefit you. 

If they want an off-market property, I even built a BRRR calculator that they're using to feed-in the numbers from the 'B'uy all the way up to the final 'R'efinance part. 

There are DSCR lenders that do not use a market rent 1007 and will use rent range to determine the rents.