Your options are to continue waiting, or withdraw the offer.  

I follow him very closely and practice his methods.

There are some really effective methods for learning and not surprisingly they aren't the normal methods.

Analysis methods:1% rule: Pass. 

But portfolio loans will carry a higher rate, have a shorter payback period, be an adjustable rate, etc.The method that most investors use to refinance is to wrap the repairs into the loan so you don't tie up any more money than you need to.  

I am going to make the dive into a fourplex in the west burbs via the good ol' house hacking method.  

With this method it will confirm that the funds used for the next house were from my day-job paycheck, transferred weekly to the business account until it reached 20k. 

Any proven methods to incentivize tenants?

If you have the money I would like at the buy and hold method.  

I definitely don't want to come across as expecting a discount, I guess I was just surprised that the same purchases I would have been making before with my personal card suddenly don't get a discount when I switch my payment method.