Find out when and where and make sure you attend with a nice table of food or rented inflatable bounce house for the kids in the area.  

Even is the store is not the one they shop at >80% will go to gift card store for 'free' food.class C's $25 - $50 gift cards to local restaurants / fast food place.class D's $25 to local convenient store.

Mexican, steak houses, italian, everything. 

So your 12k won't get you into a 4 plex in Torrance but you could do some damage in many markets throughout the U.S.You won't get the perfect 75 degree  sunny weather or the great Japanese food you can find in Torrance and Gardena area.

Where are the smells coming from and what type of smells (animal feces, mold, spoiled food)? 

Chinese food or pizza? 

This guy is probably also getting social security, housing assistance, EBT (food stamps) and maybe even assistance with utilities. 

Why not invest in someone who has 1 food truck and help them expand their business for a slice of the deal. 

Second, many of the tenants fry foods which tends to cause a lot of work in making units rent ready during turnover, and in many cases ruins nearby cabinets.

The Father has been out of a job for over a year, they have five kids at home with barely a bit of food to eat.