DunnReal estate is generally passive income - as you are not required to work to earn the income each month - it happens passively.  

Most lenders will require you to have completed prior flips if you want to do the renovations yourself.

I too would like a solution that does not require internet access.

Also what are the dti requirements?

Some title insurance policies require a current survey, but if this is a re-insurance policy (with the seller's title insurance company) then you saved yourself (potentially) a lot of money.

For your primary residence, lenders have to abide by federally required ability to repay (ATR) rules.

He could possibly put a low down on a “primary home” duplex however each subsequent duplex would require 25% down if done in the near term (assuming he sold his primary home which is the best path to accomplish his goals in my opinion).

The reality is that a property properly renovated to a high level and eliminating deferred maintenance that is also managed at a very professional level, can and will outperform a marginally renovated property with marginally good management.

Some lenders require it be built before June 1976 and some require it to be less than 20 years old.

Most private lenders require either experience, or a downpayment -- and most require both.