The zillow arm that she's talking about is Zillow Rental Manager.

My girlfriend is now a broker and will be the broker for the company.The thought is to utilize the property management's on-site managers to approach their community's board members about using the company's newly established realty arm.

@Corby Goade, didn't mean to imply that you strong arm a tenant into paying online, but in CA you cannot require a tenant to pay online as the only option. 

I know they don't offer the 30 yr fixed, but their 5/5 arm isn't a bad product.

There is an oblique reference to this in the  Colorado Real Estate Commission Position 19 .This exception is made explicit in the Colorado Real Estate Manual, Chapter 20, page 30.

Greetings, I'm looking at purchasing a total of 5-6 SFR, owned by 2 different individuals. My plan is to purchase with cash, refi, and pull out my cash. I know this is possible with one property.Is it uncommon practic...

The best we can do is arm yourself with knowledge and then pull the trigger.

Everything should be done in an arms-length format but if you guys are already "there" in your relationship you can just keep it simple and BOTH assume you own everything 50-50.  

If you are able to drive it will make things easier, but you can still arm chair invest as well.

Lets say you take a loan with $200000, 3.875% interest rate for 30 year amortization 7 year arm, when the payment is due at 84 month your equity position is $28380 according to loan amount not counting down payment.