Ignoring them is your choice.What is this whole thing about, the short version?

You will never get a consensus when it comes to LLCs.But here is the shortest possible version:1.

If I can’t hit 8–10% cash-on-cash after realistic expenses (not the sugarcoated Zillow version), it’s usually not worth it.The best data isn’t always fancy or expensive — it’s the stuff that helps you make faster “yes or no” calls without overanalyzing.

There is a pre-colored version that costs slightly more, but is a lifetime product.

I do recommend having something in place (I have guest agreements which essentially a contract version formalizing rules). 

Most larger cities and those with "Home Rule" have a version of Code Enforcement.

Folders broken down by property, current leases, past lease and NNN Bills.We use the free version of Stessa for rent collection and lease expiration management.We emphasize email is best for maintenance and phone calls are best for emergencies.

Is Voyager a specific version that better suits our needs? 

Also are you using the premium version which allows you to see the comps or the free version where you just get a number? 

Not new to biggerpockets, but new to this updated version.