You buy the note for $50K, and you have maybe $2000 in expenses for legal, loss mitigation and servicing.

Seller has income/expense reporting which indicates about $90,000 per year income and $30,000 per year in expenses (with no debt service).

Baltimore purchase numbers look great when you live in expensive areas like parts of California .

You have the mortgage included in expenses. 

Assuming I put down 20% / $88,600 I would potentially be looking at a PITI of $2138 per month (according to various mortgage calculators), and factor in 6% / ~$350 property management fees per month, 5% / ~$290 savings for repairs per month, 8.3% / ~$475 for vacancy savings per month, and 7% / ~$400 CapEx savings per month I come up with about $3650 in expenses.  

I am a new member eager to learn what strategies work in my market. I just watched the youtube video explaining the BRRRR calculator and how it helps to analyze deals. My question is does the BRRRR method scale to an ...

We came up with a plan to try it out and buy an inexpensive house, not too far away because the sales prices were low enough and the rent was high enough.  

The brokerage I'm affiliated with is pretty inexpensive per month and offers in person and online training which is great but I'm sure a bunch of brokerages offer the same.

If you want something inexpensive that cash flows really well but probably will need some work check out the old large house conversions around downtown. 

If you want solid but relatively inexpensive areas, look for Waldo, Hyde Park and Brookside (although the latter two can get a bit pricey).