Read a time tested classic real estate investment book, by an author like Bill Nickerson and Jimmy Napier5.

i would start with Guide to Investing learn the importance of cashflow, a house is not asset etcTo be honest set the target of say ten-fifty pages pages a day of a real estate investing books from an author with a track record.Then you'll go through alot of good materialNo one person knows everything so you'll pick something here...then another there etc till you get the picture that works for you

@Sindy Zheng, Two authors you should check out are Frank Gallinelli and Rob Beardsley, both have books on Amazon. 

But at the same time, I have realized when you trigger an address by filing something it usually sends up a flag to the local tax commissions or authorities for the address listed which will sometimes trigger more back and forth explanations where everyone is looking for their share of any income produced.  

I was doing some research into the DC Housing Authority requirements and I came across an article in their code that stated the minimum occupancy for a 5-bedroom home is 10 people.

Another great author is John Schaub and his book Building Wealth One House at a Time.

Tiffany's next home, should I evict her, will be a cardboard box next to a dumpster, as she is wholly ineligible for public housing under local housing authority regulations and she couldn't pass either a credit or an eviction check if her life depended on it.

Dan Sullivan, the author of Who not How put it best,“People who spend most of their time putting out fires are usually also the arsonists.”

I was reading through the WI Landlord-Tenant guidelines and saw this (ATCP 134.04(1)) "The landlord must identify an owner of the premises or a person authorized to accept legal papers on behalf of the owner.

I can send you a slide deck from the housing authority on the new rules if you'd like.