So go find that local person who teaches cheap classes, or provides a 1hr overview at a local REIA.Read the book the 16% solution for a general overview of concepts and ideas.

You may need to hire someone with a thermal camera to find the actual source of the water.Otherwise, everyone will have their opinion and suggest an expensive repair that wastes your money.

I'm trying to learn as much as possible to fix and flip single family properties.

These are all solid B class SFR almost all are big enough that most of my tenants are families.

To me, you can continue to invest in condos (and scale) if you find a way to force the appreciate/equity in each of your condo deals.

If it's single family, in my opinion, your best choice would be Jackie Semaan.

For curtain rods, charge him replacement costs; for curtains, go to a thrift store and see if you can find some that work and charge him depreciated value. 

Good morning BP Family.

I would most likely be interested in renting out multi-family units and would have to use a property management company, since I live outside of Chicago. 

Your next real estate competition might not be Black Rock or Bezos...it could be coming from the family of the friends you grew up with.