This would supplement my W2 income and provide financial freedom for myself, my wife, and our unborn children.

Then you take the personal knowledge and supplement it here, with questions, and with books that focus on the things you might like to focus on.

Parent resides on one side and the other is rented to help supplement cost.

Additionally, I found the flexibility of Sengled's Floodlight with integrated security camera a great always-on, dead simple security solution for entrance monitoring vs Blink as a supplement for on-demand, outdoor contexts where cables/power are N/A. 

At this point, I am looking to learn all I can, but I have interest in BRRRR investing as a way to generate passive and supplemental income.

Sometimes when a property management company charges lower than 10 percent they have additional fees to supplement their income. 

Looking primarily at buy and hold rentals and would like to do some flipping as well to supplement my income for more buying power for the buy and holds.  

Greetings - Last weekend I attended a three day webinar class with a Texas based REI group, to supplement all of the reading and podcasts.

You can supplement and have additional access to cash by doing a cash out refi or getting a HELOC.

Also would flipping be a good way to supplement income specifically for the purpose of showing more income in the hopes of better qualifying for lending?