I am a web developer living in Maryland and looking to invest in my first property very soon, hopefully locally, but I'm not opposed to out of state.

Your property owners address should be listed on the tax assessor web site.

Dark Web), except maybe on a news story here and there. 

HR in hospitals and the campus housing office can be great sources for this, as can one of the "home exchange" web-sites dedicated to academics.

I hope someday to have them 90% from my own web site and 10% from these two listing sites.Some say the site that will work better for you depends upon your area, or your property type.

So I connected my Kwikset 910 and can assign temporary user codes through the web or my phone.

I don't have experience with Fabco, but have plenty of experience with C class rentals.We have found that lower income applicants cannot make a web based screening option work.  

The other thing we like is that being web based, we can all easily see everything at any time, such as 'what kind of stove is that we put in at such and such address when we are looking for parts at the store etc....” 

Did you look up the tax records on the tax accessor web site?  

They have a monthly magazine with helpful information.