We want to highest amount of revenue (rents and property value - for appreciation and de-leveraging), with the least amount of tenants.Also with SF lawn and snow are done by the tenant.

Chimene Van Gundy carefully crafted a public persona as a successful buyer and seller of mobile homes before a judge appointed a receiver to take control of her New Braunfels company and she filed for personal bankruptcy last month.But during a bankruptcy proceeding Thursday, she couldn’t recall any particular deal she did to get people to invest with her or that led to her becoming known as “the Mobile Home Millionaire.”

Only one bank account needed, but you'd have to track income & expenses to do transfer and year-end accounting.As @Nathan Gesner mentioned, not really worth it.You two could also open a joint bank account for collecting rent and pay expenses, just be sure to track everything.Do NOT do what @Paul De Luca stated about transferring title!

As you said you are currently still employed there, so you can't do it right away until you leave employment there.Second, once you've rolled over, you can setup your SDIRA as a regular account (where fund release has to go via your custodian) or setup a LLC checkbook option, where you can write out a check for your choice of investments.Yes you will have full control over the use of funds in your rolled over SDIRA. 

If you live in Macomb County, you already know about as much as you need to know to pick good real estate locations.When buying a stock, the investor has no control over how well it does and we all pay the same price, so we look for stocks with hot growth prospects. 

Finally, confirm if there are any existing service contracts (for landscaping, pest control, etc.) that may need to be transferred or canceled.

As others have said the house hacking idea is great,  I have an investor that will be getting control of a $1m quad for just $75k.  

She was having significant anxiety and personal problems and once she lost control of it she could not regain any ground. 

Quote from @Paul De Luca: Quote from @Jonathan Greene: This is one of the most challenging things when you are new to real estate investing or BiggerPockets.

Do you owner occupy this same tri-plex, and are you in a rent controlled area of LA?