README.md in net-ip-0.0.2 vs README.md in net-ip-0.0.3

@@ -16,10 +16,28 @@
 
     $ gem install net-ip
 
 ## Usage
 
-TODO: Write usage instructions here
+````ruby
+require 'net/ip'
+
+Net::IP::Route.flush(:cache)
+
+Net::IP::Route.each do |rt|
+  p rt
+end
+
+Net::IP::Route.find_gateways("eth0").each do |gw|
+  puts gw.via
+end
+
+gws = ["192.168.0.1", "192.168.0.2"].collect do |ip|
+  Net::IP::Route.new(:via => ip, :dev => "eth0", :weight => 1)
+end
+
+Net::IP::Route.update_gateways(gws)
+````
 
 ## Contributing
 
 1. Fork it
 2. Create your feature branch (`git checkout -b my-new-feature`)