It is promoting Mortgage Fraud. 

It depends on what the terms of your mortgage are.Pros-with no mortgage, you have higher cash flow.Cons-if you plan on buying more properties, you are better off saving the money for a down payment for your next place.The big questions are: can you get higher than 7% return if you invest that money elsewhere? 

When you start, the company may give you a small existing portfolio, but then you'll have to maintain & grow it to make a decent living.You could also work as a leasing agent at an apartment complex.

you said "rent covers mortgage." you need it to be significantly higher than the mortgage to cover all the expenses you are going to incur.hope this helps...

Zoning Ordinance ExceptionsSome properties in the target zone don’t meet the minimum lot area or width size requirements under the zoning ordinance, yet houses exist on smaller-sized neighbor lots.How could these properties get approval for development?

If you're going to need a mortgage, you're locked out of the game. 

Quote from @Gene Jung: Hi,Assume there is no cost for mortgage requesting for my lender.

., mortgage interest and property taxes) requires careful allocation.

Additionally, any existing restrictions at the town level (there are MANY) will be abolished, unless deemed "reasonable" by the state.

This level of infrastructure typically exists only in cities with metro populations over 1M.SummaryThe odds of living in a city that meets all the requirements for financial freedom are low.