A beginner’s guide to start that Ryzen build you were planning

The dust has settled, the reviews are out, the BIOSes are patched (somewhat), and AMD's new Ryzen CPU is a serious contender to be the heart of your next PC. To that end, I’ve put together some advice on how to build a PC with this new AMD architecture, which I hope can get you started.
I haven't built a Ryzen PC yet, but it's absolutely on my to-do list, and I've been doing some digging to figure out what's the best blend of price and performance. I'm open to suggestions, so feel free to