@Margarita Bozhenkova This really is an amazing place to make connections, definitely don't hesitate to reach out once you feel ready! 

Keep in mind that depending on what market you are looking at, those 2-4 unit buildings may be houses that were haphazardly subdivided to create more units.  

Build a home and then purchase that product with a personal conventional or FHA loan? 

I list on Zillow, primarily communicate with them over Zillow messages and then give our remote login code to enter the home. 2) Maintenance between tenants - This one will be tricky as I will have to transfer all utilities to my name and send multiple vendors to the house for getting the house rent ready.

Is it a bad thing to buy a home with an HOA (even if its like $50/mo) if i want to be able to build on the property? 

You will build skills and experience in acquiring and managing the duplexes that will help you with real estate projects large and small. 

Build a family tree on ancestry.com If she is the only heir, she is the one to go to.First thing, the most obvious reason she is not wanting to do anything is because it’s not real to her.

I'm not sure I look at it as screwing the landlord unless you believe a restaurant screws the landlord the lease the building from to run their business.

Do most newbies normally hire out a GC to build their first house? 

I'm looking to build a wholesaling business around SFHs here in Southern California (Riverside County, specifically), then expand in time to MFHs, possibly commercial.