Listsource is a tool you can filter and create lead lists of different real estate including apartments.

Youtube is another good tool to use if you put in the time to learn. 

Class A or institutional- Business model- 300 units or more, usually Climate Controlled, multi story, on site manager, higher land cost, higher population center, great SEO power, well financed and managed, newer REITS/corporations. 

In my world, Deed in Lieu, Short Sale, Selling to a 3rd party at Foreclosure Sale, and selling the REO are our most common tools.

I did find a lot of useful tools at miamidade.gov, and i did see all information that you mention, however, i still dont know what it means.

While I don't disagree that AirDNA can be a useful tool, remember that it can be waaaay off.

@Austin Pritchett Use the search tool on the NARPM website.   

Banks have more tools to deal with foreclosures than they did a decade ago, and they're going to be pushed by the Federal Government to extend forbearance as along as possible. 

I started out as an investor in 2000 when CFDs and L/Os were still a thing, and watched as the Texas legislature gutted them because shady investors abused these tools. 

Here are thee tools I use:IGMS for communication with guests and automation of communication (free for 1 property)PriceLabs for organizing min stays on what days and for far out bookings as well as dynamic pricing ($20/ mo)Remote lock for my automated keyless entry front door ($6/ mo).