You will need to learn about the local laws, advertise, background check applicants, meet them for showings, answer questions, get a good lease, answer the phone at any time, arrange for repairs, do inspections, manage finances, manage an LLC, and more.

I've used Landlord Tenant Serices which is a local company and they do excellent work.

Another great resource is joining your local REIA.

If you need to subscribe to a local paper.

I will attach a link to the local median rent for a 1-br, and I believe, even if he pays for his own utility (which everything are free, except for internet at this moment), he is still below $200 market.

Go to BUILD YOUR TEAM at the top of the screen and look for local investors or meetups in your area.

BP has been vital in making connections to learn not only with national people but with local investors in my area as well (no specific meetups though).

Next, $100k might fund a second position rehab loan to a local flipper but it won’t go very far toward a first position purchase money loan.

See if there is a local FB group for STR'S. 

Aim for suburbs growing fast and keep an eye on local economy signs.Good luck!