He is very good about deductions on tax returns so his income looks negligible and of course banks wont talk to him about loans.

The biggest differences between residential and commercial:  Scalability, financing are very different, property taxes may be different, Insurance is definitely different. 

I have a lot of colleagues with multis in Philly and all are doing well because of low taxes and high reliability, but it has its challenges.

Taxes and insurance will be another $400+.

At a 37% tax rate, this creates around $117k in tax savings, reducing your taxable income from $700k to $583k.2.

It's an estimated cash on cash return given current rental rates subtract expenses assuming 7% interest rate, 10% management fee, 5% repairs, 5% capex and other expenses like mortgage, insurance, tax. it's a estimate to tell you what properties to analyze vs ignoreyou can see the are pockets of negative returns as well as pockets of positive return. this is to supplement the data @Devin Conley provided

Is the option government supplied insurance where taxes supplement the insurance?  

Have also used list source and prop stream before but the data they provide is very similar to what I pull off the tax records through CRS Tax. 

It can be done ethically, but you need safeguards to confirm mortgage & possibly property tax payments made on-time, as well as insurance with you protected.- Also, you need a legal way to take back the deed if buyer defaults!

This means we don't require paystubs or tax returns, and we don't consider your personal debt-to-income ratio.