Add hobbits-relayer example use
diff --git a/tutorials/apps/hobbits-relayer.md b/tutorials/apps/hobbits-relayer.md
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+---
+layout: tutorial
+title: Hobbits Relayer
+description: Hobbits Relayer
+group: nav-right
+previous: index.md
+categories: [applications]
+---
+
+The `hobbits-relayer` application showcases how to use the Hobbits protocol to pass messages between different networks.
+
+{%highlight bash%}
+hobbits-relayer --help
+Usage: <main class> [-h] [-b=<bind>] [-t=<to>]
+  -b, --bind=<bind>   Endpoint to bind to
+  -h, --help          Prints usage prompt
+  -t, --to=<to>       Endpoint to relay to
+{%endhighlight%}
+
+Example use:
+
+Relay messages over TCP from port 21000 to 22000:
+{%highlight bash%}
+hobbits-relayer -b tcp://localhost:21000 -t tcp://localhost:22000
+{%endhighlight%}
+
+Relay messages over UDP from port 2222 to 4444:
+{%highlight bash%}
+hobbits-relayer -b udp://localhost:2222 -t udp://localhost:4444
+{%endhighlight%}
+
+Relay messages from a Web Socket port 2222 to a TCP server on 4444:
+{%highlight bash%}
+hobbits-relayer -b ws://localhost:2222 -t tcp://localhost:4444
+{%endhighlight%}
+
+