Coffee shops, fast food, subscriptions, even consider what groceries you buy. 

THEY ARE STEALING FROM YOU (remember your remark about him not even getting a fast food/entry level job? 

I don't think you are going to be able to get insurance for two separate living units in a single-family when they are both illegal and likely do not have the correct egress windows (basement) for fire safety which could subject you to huge liability if something happens to either party.

We look at things like safety, unemployment, schools.

Look around for some pet food spill that into another big pan so they have something to eat. 

I love going out to try new drinks and try new food.

Later on in your investing journey the safety and low management of expensive, appreciating properties will become appealing.

Some people are sending supplies (clothes, other needed items like school supplies, food for humans and pets, etc). 

It’s a very good buffet and it normally costs $13-$15, so it’s a small discount to get some good food, learn, and network.

I would talk first to an electrician as many do fire alarm and life safety.