I'm competent with Excel and occasionally build worksheets to model an investment, but the speed and simplicity of a basic financial calculator can't be beaten. 

I'm just saying he has a model that truly works. 

That said, many MBA programs teach students the skills they'd need to work in commercial real estate such as: Argus training (at a very discounted rate for students), Salesforce, building models and underwriting deals, getting LEED Certified, etc. and they often have student discounts for doing so.

I do a lot of GIS work in my day job, and have done similar stuff, but never exactly quite like this.I’m developing a GIS model, using constraint overlays such as acreage, floodplain, slope, proximity, ETJ, etc, which will then analyze, categorize, and prioritize parcel data.

Your expertise and advice is much appreciated.

@J Michael Fimbres1-4 family homes are all residential and should be evaluated based on cash flow models.

However, it's important to keep in mind that, as a business owner (in any industry), time has value.If a CPA's business model is more quantity at lower prices, more power to them.

Before you start your a business you need to set yourself up with a mind-set, business plan and business model that protects yourself both financially so you make better profits and protect yourself from not wanting to run a very profitable business.

Hard pass.The eviction is too recent for me to even consider that something might have changed.Our business model is to have the nicest place in the neighborhood. 

It gets too depressing DIY after a while, and your wife/girlfriend will not be pleased if you expect her to do it (unless she already owns a cleaning business).At the end of the day, your model is based on cash flow.