Add support details

manuscript/reference/openvpn.md

@@ -58,4 +58,10 @@ docker run -d --name vpn-client \
 Now every time my node boots, it establishes a VPN tunnel back to my pfsense host and (_by using custom configuration directives in OpenVPN_) is assigned a static VPN IP.
 
 
-## Your comments?
+## Chef's Notes
+
+### Tip your waiter (donate) 👏
+
+Did you receive excellent service? Want to make your waiter happy? (_..and support development of current and future recipes!_) See the [support](/support/) page for (_free or paid)_ ways to say thank you! 👏
+
+### Your comments? 💬