Step 1: Install Git
  http://git-scm.com/

Step 2: Download node.js and install
  https://github.com/joyent/node/wiki/Installation

Step 3: Download npm and install
  http://npmjs.org/
  (if you do the OSX install, you won't need this...)

Step 4: Clone our repo
  Create account on https://github.com
  Visit in_arbys: https://github.com/Jakobo/in_arbys and FORK IT
  Clone to local repository

Step 5: Run server.js to enable Arby-isms
  $> cd arbys
  $> sudo npm install
  $> node server.js

Step 6: Visit
  http://localhost:3000