My partner and I keep an excel spreadsheet of rent, our purchases, utilities, taxes, insurance, and money spent on contractors.

Yes you can find properties which you will be able to purchase, but ROI will be near zero or negative. 

The property is being purchased at 103 with an ARV of 375.

I am using the BRRRR Calculator and was wondering if Homeowners Insurance estimate was included somewhere or if I had to manually enter it somewhere? 

I've definitely made some mistakes here but I'm going to be very candid with the info on the deal, so please go easy on me haha.My brother and I purchased a property on a large lot in Culver City CA in 2020 that was essentially a tear down. 

Investing in single-family residence fix-and-flip projects in New York involves purchasing distressed or undervalued single-family homes, renovating them, and selling them at a profit.

Purchase price: $252,000 Cash invested: $63,600First buy and hold.

Although the list may seem intensive, I look at it like this: The total cost of all these items can be much lower than the cost to repair a hidden surprise after purchasing a property to flip. 

Is this purchase on the MLS or through a turnkey company? 

Purchase price: $645,000 Cash invested: $516,000 80% cash purchase.2,437 sq ft Duplex, with 3b 2b for the front unit (1331), 4b 2b for the back unit (1333).