You need to calculate your number.  

.- Analyze Properties Remotely: Use tools like BiggerPockets calculators to evaluate deals.

I think your best approach is to pretend you are the investor yourself, calculate build cost (mortgage with interest) + Maint / cap expenses/ management fees according to your zoning and then compare that to the average rent in that neighborhood.

App=Spart...If you need a tool to run your deal I have created this free tool that you can use btwhttps://real-estate-tools.com/real-estate-deal-calculator/?

It took less than 5 minutes to enter this data into the BP Rental Calculator and see that the potential was outstanding.

With BiggerPockets Pro you can access a lot of great calculators & tools for doing exactly what you mentioned above.

I felt he was still calculating, examining me in this strange way that sends shivers down my spine when I think about it. 

Hi everyone, joined BP last year for all the freebee calculators and finding myself a bit over my head and in need of some advice...Have a commercial property bought on land contract, 0 down, 5%, amoritized over 30 years with 6 year balloon for 120k last year.

I would definitely pull up Excel and do some of your own calculations to figure out how things will look.

For real estate the will calculate what your return would be if you purchase a single-family home at market rate and hold it for ten years.