Does anyone have an excel sheet they would like to share? 

You are doing the homework and research which is excellent  

End products look pretty neat and it is nice that they are also eco-friendly.

There is a totally different license to become a real estate broker. you need to first get your real estate agents license and hang your licence under a brokers licence by joining a Brokerage or "firm". after X amount of years and production you can then start the courses and aplication to get your brokers license.

I need a few recommendations for an excellent realtor who specializes in rentals (and who gets a good number of REO's as well).

You have a choice of at least a dozen excellent REI experts here.

We don't pitch products or services.

You have to be networked in that world to get the best deals and loan products.  

Also, here is the statement from Zillow CEO in another article “There are several startups and real estate brokerage websites experimenting in this space, but Zillow is the only one that has designed a product to keep the agent involved in every part of the transaction, most notably by giving them the opportunity to secure new listing agreements,” Rascoff said.

The customer service level reflects the difference between indifferent salaried people checking boxes and letting automated software do whatever it wants to do, and folks paid for production (like if you went the refinance route, rather than assumption).