Tenant left $450 in door mailbox with hand written letter and promise to pay remaining balance asap.

We put a new roof on, upgraded plumbing, electrical, sub-floors, moved laundry indoors, new hot water heater, removed load bearing walls, framed in new walls, New beams and columns for carport, etc. 

I eventually  also want to make real estate a full time career option.

A couple of my friends are making a solid profit with indoor heated boat and RV storage.

What mobile apps make real estate investing easier for you?

I would gladly pay for something like this:https://www.amazon.com/3M-Indoor-Window-Insulator-5-Window/dp/B00002NCJI/ref=sr_1_2?

Your big money maker on a cash out refinance shortly after purchase (which is what the BRRRR strategy is predicated on) is if you buy a property that can't get a traditional mortgage at all (which means more than cosmetic stuff), and bring it up to financeable standards.

It was also a "passive income" maker for me, as I've always said I never wanted to be a landlord full time.I recently started a new job with a fresh MBA degree ( corp paid), and in the process of purchasing a reno to then add to the portfolio after rehab.

Once you finding a deal that is a money maker, you'll find the money to do it.  

I basically told her that my late fees were to offset my costs of any legal processes I need to begin for non-payment, and that I would have no choice to send out another 3-day notice on the 9th if there is no payment.She responded with what I can only call a "litany of sarcasm" - about how she appreciates how understanding I am and "way to undermine your tenants' attempt to make rent" , she resents jhaving to pay installments on pet fee for cats she's had for years, etc.