diff --git a/README b/README
index 040bce3..fe6831a 100644
--- a/README
+++ b/README
@@ -9,10 +9,48 @@ Prerequisites:
 * R is necessary.  Moreover, the ppcor package of R is necessary. add url
 * Using your twitter account, register an application on dev.twitter.com
 
-There are some missing files in the repository.
+There are some missing files in the repository.  On each file, you need to fill in XXX.
+
+./config/initializers/secret_token.rb according to your taste.
+    # Be sure to restart your server when you modify this file.
+    
+    # Your secret key for verifying the integrity of signed cookies.
+    # If you change this key, all old signed cookies will become invalid!
+    # Make sure the secret is at least 30 characters and all random,
+    # no regular words or you'll be exposed to dictionary attacks.
+    Kietter::Application.config.secret_token = 'XXX'
+
+./config/database.yml according to your database setting.
+
+config/initializers/omniauth.rb according to dev.twitter.com (register your own application)
+    Rails.application.config.middleware.use OmniAuth::Builder do
+      case Rails.env
+      when 'production'
+        provider :twitter, 'XXX', 'XXX'
+      when 'development'
+        provider :twitter, 'XXX', 'XXX'
+      end
+      OpenSSL::SSL::VERIFY_PEER = OpenSSL::SSL::VERIFY_NONE
+    end
+    
+    Twitter.configure do |config|
+      case Rails.env
+      when 'production'
+        config.consumer_key = 'XXX'
+        config.consumer_secret = 'XXX'
+      when 'development'
+        config.consumer_key = 'XXX'
+        config.consumer_secret = 'XXX'
+      end
+    end
 
+config/initializers/exception_notification.rb according to your needs
+    Kietter::Application.config.middleware.use ExceptionNotifier,
+      :email_prefix => "[ERROR] ",
+      :sender_address => 'XXX',
+      :exception_recipients => ['XXX']
 
-The rest should be similar to rails 3 application.
+The rest should be similar to other rails 3 application.
 
 1. bundle install
 2. rails server (or anything)