README.md in registrable-0.1.0 vs README.md in registrable-0.2.0

@@ -4,48 +4,86 @@
 
 ### Bundler: `gem "registrable"`
 
 ### RubyGems: `gem install registrable`
 
-## Usage
+## Examples
 
+### Plugin
+
 ```rb
 require 'registrable'
 
+module Plugin
+
+  extend Registrable
+
+  class Base
+    def self.inherited(subclass)
+      identifier = subclass.to_s
+        .split('::').last
+        .gsub(/([a-z0-9])([A-Z])/, '\1_\2')
+        .downcase.to_sym
+
+      Plugin.register(identifier, subclass)
+    end
+  end
+
+end
+
+class MyPlugin < Plugin::Base; end
+class AnotherPlugin < Plugin::Base; end
+```
+
+```rb
+p Plugin.registry.keys                     # => [:my_plugin, :another_plugin]
+p Plugin[:my_plugin] == MyPlugin           # => true
+p Plugin[:another_plugin] == AnotherPlugin # => true
+```
+
+### Role
+
+```rb
+require 'registrable'
+
 class Role
+
+  extend Registrable
+
   def initialize(read, modify)
-    @read, @modify = create, modify
+    @read, @modify = read, modify
   end
 
   def read?
     @read
   end
 
   def modify?
     @modify
   end
+
 end
 
 class User
-  extend Registrable
 
   def initialize(role)
     self.role = role
   end
 
   attr_reader :role
 
   def role=(role)
-    role = Role.registry[identifier] || Role.registry[:other] unless role.is_a?(Role)
+    role = Role.registry[role] || Role.registry[:other] unless role.is_a?(Role)
 
     @role = role
   end
+
 end
 
-Role.register(:other, false, false)
-Role.register(:user,  true,  false)
-Role.register(:admin, true,  true)
+Role.register(:other, Role.new(false, false))
+Role.register(:user,  Role.new(true,  false))
+Role.register(:admin, Role.new(true,  true))
 ```
 
 ```rb
 other = User.new(:other)
 
@@ -77,10 +115,10 @@
   * `bin/rake version:bump`
   * `bin/rake release` to create a git tag for the version, push git commits and tags, and push the gem to [rubygems.org](https://rubygems.org).
 
 ## Contributing
 
-Bug reports and pull requests are welcome on GitHub at https://github.com/RyanScottLewis/striker.
+Bug reports and pull requests are welcome on GitHub at https://github.com/RyanScottLewis/registrable.
 
 This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [Contributor Covenant](http://contributor-covenant.org) code of conduct.
 
 ## License