I've done this numerable times, and almost invariably my biggest mistake was selling.

Well there are numerous SRO (single room occupancy) hotels nearby, and the occupants use the BART plaza as a 24x7 en plein air living room for shooting up, bathroom runs, impromptu junk yard sales, etc. 

@Matthew Paul Yeah - it looks like there are NUMEROUS challenges with it.

Financials are a numerical summary of the story of the business and it is good to understand the big picture story.

Numerous new buildings in this industry have popped up over the last year which is going to lend itself nicely to mid-term and long-term rentals for traveling nurses, doctors, etc.

As a small contractor I shop at home depot (or lowes) primarily for convenience when needing numerous items for different trades.

Multiple new plant constructions ongoing around the area, bringing numerous potential renters for the next 10 years.

We have done it on numerous occasions.

It can be quite tempting when on paper you can buy a duplex for next to nothing and it looks like it cash flows like crazy but there are numerous areas on the east side that I would stay away from entirely.

Everything is clean neat and organized, I have money in all my categories and have money saved up for all numerous expenses, monthly/yearly/savings/emergency funds/upgrades/repairs/deposits etc.