You could read 100 books and still not know enough because certain things must be learned through trial and error.

If you sell to a flipper/investor/wholesaler, they're going to want a big discount so they can make profit, have a margin for error, cover holding costs, etc. so you're just adding in people who want to make money. 

I think much is a matter of "sampling error." 

Rookie here,I'm possibly looking into the BRRRR method on an SFH or duplex.

This is a pretty standard rookie mistake- don't just grab lease from one of us yahoos and hope it's okay.

Make sure to ask about including errors and omissions policy, then if something happens like a software malfunction, etc. and you cost the homeowner thousands of dollars, you have insurance to cover that.Safely or Waivo are nice to have as well, they cover damage from a guest including sheets and towels, and I think also thief.

I just purchased my first property in Forth Worth to flip and I am based in Houston. I Worked with a realtor I met on here and they confirmed the property was vacant before closing, the title company also confirmed th...

I found too many errors in the PiN system for me to feel comfortable trusting the data. 

As with all online revenue estimators, allow for room for error.

Tenants save money when using a shared meter, so there's plenty of room for error when calculating how to distribute the charges.