diff --git a/lib/redmine/imap.rb b/lib/redmine/imap.rb
index a6cd958c..383d82f2 100644
--- a/lib/redmine/imap.rb
+++ b/lib/redmine/imap.rb
@@ -1,4 +1,4 @@
-# redMine - project management software
+# Redmine - project management software
 # Copyright (C) 2006-2008  Jean-Philippe Lang
 #
 # This program is free software; you can redistribute it and/or
@@ -33,9 +33,18 @@ module Redmine
           msg = imap.fetch(message_id,'RFC822')[0].attr['RFC822']
           logger.debug "Receiving message #{message_id}" if logger && logger.debug?
           if MailHandler.receive(msg, options)
+            logger.debug "Message #{message_id} successfully received" if logger && logger.debug?
+            if imap_options[:move_on_success]
+              imap.copy(message_id, imap_options[:move_on_success])
+            end
             imap.store(message_id, "+FLAGS", [:Seen, :Deleted])
           else
+            logger.debug "Message #{message_id} can not be processed" if logger && logger.debug?
             imap.store(message_id, "+FLAGS", [:Seen])
+            if imap_options[:move_on_failure]
+              imap.copy(message_id, imap_options[:move_on_failure])
+              imap.store(message_id, "+FLAGS", [:Deleted])
+            end
           end
         end
         imap.expunge
diff --git a/lib/tasks/email.rake b/lib/tasks/email.rake
index 30101cab..0f74d6bd 100644
--- a/lib/tasks/email.rake
+++ b/lib/tasks/email.rake
@@ -1,4 +1,4 @@
-# redMine - project management software
+# Redmine - project management software
 # Copyright (C) 2006-2008  Jean-Philippe Lang
 #
 # This program is free software; you can redistribute it and/or
@@ -71,6 +71,11 @@ Issue attributes control options:
   allow_override=ATTRS     allow email content to override attributes
                            specified by previous options
                            ATTRS is a comma separated list of attributes
+                           
+Processed emails control options:
+  move_on_success=MAILBOX  move emails that were successfully received
+                           to MAILBOX instead of deleting them
+  move_on_failure=MAILBOX  move emails that were ignored to MAILBOX
   
 Examples:
   # No project specified. Emails MUST contain the 'Project' keyword:
@@ -95,7 +100,9 @@ END_DESC
                       :ssl => ENV['ssl'],
                       :username => ENV['username'],
                       :password => ENV['password'],
-                      :folder => ENV['folder']}
+                      :folder => ENV['folder'],
+                      :move_on_success => ENV['move_on_success'],
+                      :move_on_failure => ENV['move_on_failure']}
                       
       options = { :issue => {} }
       %w(project status tracker category priority).each { |a| options[:issue][a.to_sym] = ENV[a] if ENV[a] }