Figure out a question set that helps dive into their expertise as investor-friendly agents, ask about their experience in the investment real estate space, and have them send you a few properties that could meet your goals to show that they can provide quality properties for your to analyze (hint: this is also good to see if they overpromised on their market [ex - Raleigh for cash flow]).Also with the new lawsuit, any agent that knows what they're doing will require you to sign an agency agreement prior to viewing a home.

I view real estate investing as another wealth building tool in my tool kit.

This reminds me of how Alex Hormozie describes "the value equation"; Experience in this case is the factor that determines the likelihood of achievement. 1,000%Alex Hormozie is one of the greatest marketers not just alive, but ever. 

Yes, this should make a good rental.Here's a guide that describes what good cash flow looks like and how to analyze a property.https://www.biggerpockets.com/blog/rental-property-cash-flow...

One duplex is just how I described it above the other is a SHARED porch.  

You can view homes with the help of a buyer's agent without any down payment required.

Cash on cash describes how much cash a rental property is putting in your pocket on an annual basis divided by the cash you took out of your pocket to buy it. 

Again even if you have great credit as you start to add more credit cards, mortgages, auto loans to your credit you can also be viewed as "High risk" due to Excessive trade lines in credit or higher DTI - debt to income ratios. 

Hello - besides Airbnb and Furnished finder and ALE solutions, where else can I list my Mid-Term Rental to get more traffic and views?

So in my view, the value of the land is what comparable raw land is going for, less the costs that will be incurred to get to the raw land.