I have experience building my own DTC consumer goods type sites so I was planning to build my own.

Now the house has been sitting vacant for over one month despite PM putting it on zillow and other sites.

The FCC rules are here: https://www.fcc.gov/sites/defa... 

100% worth it to post on Furnished Finder, but you need to make sure that you understand it is not a booking site.

Clearing potential building sites.  

While Facebook Marketplace isn't the sketchiest site (craigslist), I personally would never give my ID across it.

Costs a lot less to do all pad sites together versus individually. 2.  

I'm new here to the BiggerPockets site.

Just wanted to introduce myself and enjoying the Bigger Pockets site and forums.

Before buying or renting in an unfamiliar neighborhood, you should check the following two sites: SpotCrime, AreaVibes,These sites provide valuable information, including Livability Scores, which cover aspects such as crime rates, employment, health, housing, schools, shopping, and more.well, anything can happen anywhere.