Some of the popular spots for house-hackers are Irving Park, Portage Park, and Jefferson Park to the NW, Avondale, Logan Square, and East Humboldt south of there, and then Pilsen and McKinley Park further south. 

Also look at what is popular in your area and check out local listings online.

In no particular order I have listed some of the most popular markets for out of state investorsCleveland, OhioDayton, OhioToledo, OhioYoungstown, OhioCincinnati, OhioMemphis, TennesseeBirmingham, AlabamaKansas City, MissouriSaint Louis, MissouriIndianapolis, IndianaDetroit, MichiganErie, PennsylvaniaLouisville, KentuckyMilwaukee, WisconsinJackson, MississippiEach of these markets is popular with turnkey investors because of the low barrier to entry, high rental demand & high rent to price ratio.

TT uses TransUnion (AKA MySMartMove) which is very popular. 

In no particular order I have listed some of the most popular markets for out of state investorsCleveland, OhioDayton, OhioToledo, OhioYoungstown, OhioCincinnati, OhioMemphis, TennesseeBirmingham, AlabamaKansas City, MissouriSaint Louis, MissouriIndianapolis, IndianaDetroit, MichiganErie, PennsylvaniaLouisville, KentuckyMilwaukee, WisconsinJackson, MississippiEach of these markets is popular with turnkey investors because of the low barrier to entry, high rental demand & high rent to price ratio.

Absentee Owners have been too popular for too long. 

Student housing is by far and away the most popular choice for investors in Bing now, but there’s A huge gap for young professional housing in the city too.

I would vet teams in several of the more popular markets, and simply make referrals all day long.

That said, I've bought properties and sold to investors that are in a flood plain but they were in pretty popular rental areas. 

Hey Mariano,The Bronx is gaining a ton of popularity as Brooklyn and Queens prices continue to rise.