move examples explanation to the top

README.md

@@ -187,6 +187,17 @@ Over the last 8+ years I've tried a wide range of VPN solutions.  Somewhat out o
 
 ## Glossary
 
+### Example Strings
+
+These are demo hostnames, domain names, ip addresses, and ranges used in the documentation and example configs.
+
+- Example domain: `example-vpn.dev` can be replaced with any publicly accessible domain you control
+- Example hostnames: `public-server1`, `public-server2`, `home-server`, `laptop`, `phone` can be changed to your device hostnames
+- IP addresses & ranges: `10.0.0.1/24`, `10.0.0.3`, `10.0.0.3/32` can be replaced with your preferred subnets and addresses (e.g. `192.168.5.1/24`)
+
+Wherever you see these strings below, they're just being used as placeholder values to illustrate an example and have no special meaning.
+Replace them with your preferred values when doing your own setup.
+
 ### Peer/Node/Device
 
 A host that connects to the VPN and has registers a VPN subnet address like 10.0.0.3 for itself. It can also optionally route traffic for more than its own address(es) by specifying subnet ranges in comma-separated CIDR notation.
@@ -235,13 +246,6 @@ A wireguard public key for a single node, generated with:
 
 Domain Name Server, used to resolve hostnames to IPs for VPN clients, instead of allowing DNS requests to leak outside the VPN and reveal traffic.  Leaks are testable with http://dnsleak.com.
 
-### Example Strings
-
-`example-vpn.dev`, `public-server1`, `public-server2`, `home-server`, `laptop`, `phone`
-
-These are demo host and domain names used in the example config.
-Replace them with your own names when doing your actual setup.
-
 ---
 
 ## How WireGuard Works