I also wanted to clear up that fact that JWB does not mark up maintenance items. 

@Mark HafnerI've been investing internationally for many years but it's very difficult to answer the kind of questions you ask without writing a dissertation so I'd encourage you to ask more precise questions in the forum.

Sometimes property managers mark up materials or labor without fully explaining it.

Quote from @Mark Wooldridge: A super concise and accurate summation of the SFR & MF property market - only thing I could add to that is how extremely low interest rates (historically) caused valuations to increase at a faster rate than they would have otherwise. 

The other 2 duplexes I have purchased have had no issues.Larry and Josh were working with me as well for 2 years then they just handed over the communication to management company and vanished once 2 or 3 year mark hit.

Common fees will include a set-up fee, a leasing fee for each turnover or a lease renewal fee, marking up maintenance, retaining late fees, and more.

Around the 1h04m mark in the webinar my comments were deleted and there was a message from admin that if I wanted any questions answered I had to email a tech support address. 

Jimmy, you've hit the mark.

Your goal is to secure this payment at the 18th month mark, by either selling the note to an private investor who's interested in a guaranteed 5% or you're going to refinance and pay the note off completely. 

Originally posted by @Mark Whittlesey: I would get a UPS Store (or similar) box instead of a PO Box.It costs more but is much more flexible (is an actual physical address, can receive UPS and FedEx etc.)I had a PO Box for a while and got rid of it for exactly those reasons.