ruby script/plugin install http://restfulezm.rubyforge.org/svn/tags/0.7/restful_easy_messages/

Add these names routes to your project's config/routes.rb

map.resources :users do |user|
  user.resources :messages,
                 :collection => {:destroy_selected => :post,
                                 :inbox            => :get,
                                 :outbox           => :get,
                                 :trashbin         => :get},
                 :member     => {:reply => :get}
end

Generate your views

script/generate messages erb

If you prefer to use Haml replace 'erb' above with 'haml'

Run the migration

rake db:migrate

Add the following to your user model

class User < ActiveRecord::Base  
   restful_easy_messages

There is currently no advanced documentation for this plugin.