As I find more data on each site, I will update it within the comment section, and I encourage others to share their journey as well!

Also, a big thing for me was data security.

This depends on how the deal is structured and what rights and responsibilities you retain vs what you transfer to your current tenant.

Property shark, prop stream and attom data are pretty popular.You can find a recently renovated property that has sold via zillow.

I have a few rentals on the lower end of the spectrum that to me, have more of a liability issue. Right now, they are under my main LLC with a lot of my more high end property. Would it be worth it to create a new LLC...

Looking at a property built in the 1980s that the seller says is a 2/1 1606 square feet but all data bases I look at (Zillow, MLS, Propstream) show it as a 1/1 1070 square feet. 

Chart is from FINRA data on their Margin Statistics page. 

As a local team lead focused on investment real estate, we often start by analyzing comparable properties and historical data to get a baseline for expenses.

For example (all data YoY)Wisconsin 6.01%West Allis: 1%Wauwatosa: 11.9%Shorewood: 13%City of Milwaukee: 11%West Allis stands out, because it has been the HOTTEST market last year, so looks like it's consolidating this year.The April lunch&learn for the RPA will be about Milwaukee rent growth and increases.

There was a change recently, a few years ago now at least, where transfer to Title to a LLC of your own is okay.