Please see the rough numbers below :Tear down house price 350k,Construction cost 165 sqft * 2 build=627k too much for the land unless your exit is 3 million. don't reinvent the wheel. no single family home builder is paying 300k for land. that's miami florida prices where I live. we buy land 50k and under in Columbus Ohio. keep land at less than 10% of after built value.

I would love a calculator that could help me make better decisions but not sure that exists.

Do you want to do Single-family homes or Multi-family? 

They sit on their *** for 2 months, not a single bite. 

When you go from a single family to a Duplex, it becomes "comercial" property and according to (Michigan) the local building dept, I had to hire contractors. 

“There were a couple experienced investors on the forums that loved to tell everyone they could manage a short-term rental in just five minutes a week.

Here are some practical steps and strategies to consider:## Single Family and Small Multifamily HomesWhen looking at single-family and small multifamily homes in northern Illinois and southern Wisconsin, make sure to analyze the local market trends, rental yields, and property appreciation rates.

They love to talk about his great forms and how the members "feel like a family," but you rarely find anyone that's done a single deal on their own.

One particular property that I looked at was converted from single family with a one bedrom unit on the first floor and two single room apartments on the second floor. 

Are you going to live there also, or do you want to operate a shared housing model in a single-family home with tenants?