But my investment investment property have a 5 year ARM and i want to get all of my investment propertys that have an adjustable revolving mortgage (ARM) out of my life.

Your best bet is to use a good real estate agent in the area.

I don't know what the availability of MF is like in the Bay Area but I bet the loan limits are higher.

All bets are off in the retail space right now and if you loose a tenant like a Walgreens or CVS or restaurant they can be difficult to fill and expensive to upfit for a new tenant.

The facility is in NC. 152 unitsYour best bet would be a local bank or private investor.

I think your ambitions and goals are admirable and realistic but I really want to caution you against hedging all of your bet into one property and not having the emergency funds that are needed.

I will bet they ask you to take less commission on their property.

They might opt to stay but I'd bet they will not be happy and will not make pleasant neighbors.  

The simple math is that when the investment return is maximized on a risk-adjusted basis, it's time to get out.

The cash flow in these markets, that do not appreciate faster than inflation, will never go up in inflation adjusted dollars.