README.md in wall_e-0.0.3 vs README.md in wall_e-0.0.4

- old
+ new

@@ -1,9 +1,26 @@
-# WallE
+# Wall&middot;E
 
-TODO: Write a gem description
+Ruby powered robots.
 
+## Shout-outs
+
+Wall&middot;E would not have been possible if not for the awesome goings on in
+the Node community. Big props to:
+
+* [Rick Waldron](https://github.com/rwldrn) creator of [johnny-five](https://github.com/rwldrn/johnny-five)
+* [Chris Williams](https://github.com/voodootikigod) creator of [node-serialport](https://github.com/voodootikigod/node-serialport)
+* [Julian Gautier](https://github.com/jgautier) creator [firmata](https://github.com/jgautier/firmata)
+
+## Prerequisites
+
+1. Download and install the [Arduio IDE](http://www.arduino.cc/en/Main/Software) for your OS
+2. Download and unzip [Firmata 2.2](http://at.or.at/hans/pd/Firmata-2.2.zip)
+3. Plug in your Arduino via USB
+4. Open the Arduino IDE, select: File > Open > [Path from step 2] > examples > StandardFirmata
+5. Click the Upload button
+
 ## Installation
 
 Add this line to your application's Gemfile:
 
     gem 'wall_e'
@@ -16,14 +33,27 @@
 
     $ gem install wall_e
 
 ## Usage
 
-TODO: Write usage instructions here
+    require 'wall_e'
 
+    WallE::Assembler.build do
+
+      led = Led(3)
+      rate = 0.75
+
+      repeat do
+        led.toggle
+        delay rate
+      end
+
+    end
+
 ## Contributing
 
 1. Fork it
 2. Create your feature branch (`git checkout -b my-new-feature`)
 3. Commit your changes (`git commit -am 'Added some feature'`)
 4. Push to the branch (`git push origin my-new-feature`)
 5. Create new Pull Request
+