As you can imagine, most of us are waiting for folks who have dedicated their lives over the past year to figuring this stuff out to break it down into plain English for the rest of us. Finding good (and free) resources has been a challenge but I found the video embedded below to be extraordinarily helpful (click here to view online).
It's perfect for those of you who are overwhelmed and have no clue where to begin. Will you be an expert? No. But it does provide a great overview and introduction. I will note that some of it is Texas-centric, but I think it is still helpful. Enjoy!