You are not reading the latest stable version of this documentation. If you want up-to-date information, please have a look at master.
For maximum convenience, you can purchase an Embassy device directly from Start9 through our Shopify Store. The device comes in a beautiful box, fully-assembled, and pre-installed with the latest version of EmbassyOS. We do our own hardware assembly and fulfillment, and we only collect the minimal information necessary to fulfill your order. And yes, we accept Bitcoin.
If you prefer to build your own Embassy, you can follow the DIY Guide.