If you want to look at total expenses over the years, you need to look at total income received as well with your potential sale price. 

I have been looking at sf homes with comparable SqFt to one of the units, as well as the units combined to try and get a feel for what this is worth.

As well as accessibility to them for you to strategize and get answers to questions.There are several QIs like us right here on BP. 

A friend and I created one recently:https://drive.google.com/file/...It was meant to compare costs between different lenders, but you can use it to just see costs from one lender as well.

Would love to get a copy of that spreadsheet as well.

Some investors will wait until they have several properties before forming an LLC but it's often beneficial to set one up early especially with your first property.

I'd be happy to add you to it as well so you could receive weekly snapshots. 

With your considerable experience and, I'm assuming, strong credit score, you would be well-positioned to receive high leverage and low rates from most private lenders.

This has been my strategy here in NOVA as well - though true multifamily housing stock is hard to come by as you are probably already aware.

And for two It takes well over a year to even start a foreclosure.