Those are long plays for me.

That means that speed = cash, so identify the slowest moving parts of the project and do whatever you can to speed them up.Do your research on the neighborhood. 

Also how accurate is the cash flow to the examples on their website?

We walked through a property that we went into thinking we were not going to like it and we ended up loving it and jumping on it pretty quickly after because the seller was getting other cash offers and the price/location/set-up of the property just fit our situation well. 

I My goal is to have a cash flow. 

The third property has a nice cash flow.I am wondering if there are steps I can take to reduce the cashflow issues of the 2 properties before obtaining another property, like pay down the mortgages or should I just save the cashflow from the third property to pay for any future expenses?

The operating LLC doesn't own any asset, just liquid cash that is rental income from tenant and expenses against rental properties.

Our cash-flow has dissipated to zero, and it took 4 years.

Once they're done, you can rent out the property, refinance,  and cash them out.  

It’s not sexy like downtown high-rises, but the numbers work—steady cash flow, lower entry costs, and tenants who stick around.Take this: a rural county we’re in just saw a 10% population bump over five years, yet multifamily stock barely budged.