README.md in charger-0.0.2 vs README.md in charger-0.0.3

@@ -1,25 +1,45 @@
 # Charger
 
-TODO: Write a gem description
+A different gem to interact with Chargify's API.
 
 ## Installation
 
-Add this line to your application's Gemfile:
+```rb
+gem 'charger'
+```
 
-    gem 'charger'
+## Usage
 
-And then execute:
+If you are using Rails, you could do the following
 
-    $ bundle
+```rb
+# config/initializers/charger.rb
+Charger.configure do |config|
+  config.site = {
+    subdomain: ENV['CHARGIFY_URL'],
+    api_key: ENV['CHARGIFY_TOKEN']
+  }
+end
 
-Or install it yourself as:
+# Some other file
+mrr = 0.0
+at_risk_mrr = 0.0
 
-    $ gem install charger
+Charger::Subscription.all.each do |subscription|
+  if subscription.live?
+    mrr += subscription.mrr
+  end
+  if subscription.problem?
+    at_risk_mrr += subscription.mrr
+  end
+end
 
-## Usage
+puts "MRR: #{mrr}"
+puts "At Risk MRR: #{at_risk_mrr}"
+```
 
-TODO: Write usage instructions here
+For more information on what is available, you'll need to check the source code.
 
 ## Contributing
 
 1. Fork it
 2. Create your feature branch (`git checkout -b my-new-feature`)