One of my favorite ways is by going to your local plumbing/electrical/building materials supply houses and speaking with the counter person(s). 

I know a lot of people that do concrete work, flooring, sheetrock, plumbing/electrical, cabinets/tops, paint, etc. but I still need to get the units built. 

For example, if there are small problems such as plumbing, lighting issues, when tenants call, how can i fix it?

And when plumbing services are needed, great, now YOU TOO know a great plumber in the area, and so on.

Flat roofs, old roof age, old electrical, cast iron plumbing and non impact openings will mean much higher premiums. 

Buy and hold in one of the A class areas in Baltimore, if you are going to do Baltimore, it’s the only part of the city that has growing population, and rehabs are extremely tough right now especially with no experience, I’m doing one right now on the eastern shore, basically cosmetic, was built in 1994, systems, plumbing etc in good shape, labor is even less than Baltimore, gc-ing myself, still running me 70k, materials are insane right 3bd 1ba, mid tier Lowe’s stuff (I’m even putting in a shower insert, no title) is running over 30k.

Growing Population: Florida consistently experiences population growth due to both domestic migration and international immigration.

**Plumbing Concerns: Exposed Plumbing and S-trap in Second-Floor Bathroom** - The use of an S-trap and exposed plumbing in various areas could lead to potential leaks and damage.5.

A permit had to be pulled for electrical, plumbing, and an egress window has to be installed in a bedroom.Honestly, I would just keep renting it out as is and not waste the money or resources on trying to convert it

@Brandon Morgan, one other item to consider if you're making long-term plays:Property in Puerto Rico is not considered "domestic U.S. real estate" for purposes of 1031 exchanges (unlike the U.S.