diff --git a/addons/account/account.py b/addons/account/account.py
index 829b440efba..e0377512efc 100644
--- a/addons/account/account.py
+++ b/addons/account/account.py
@@ -143,7 +143,12 @@ class account_account_type(osv.osv):
     _columns = {
         'name': fields.char('Acc. Type Name', size=64, required=True, translate=True),
         'code': fields.char('Code', size=32, required=True),
-        'close_method': fields.selection([('none', 'None'), ('balance', 'Balance'), ('detail', 'Detail'), ('unreconciled', 'Unreconciled')], 'Deferral Method', required=True),
+        'close_method': fields.selection([('none', 'None'), ('balance', 'Balance'), ('detail', 'Detail'), ('unreconciled', 'Unreconciled')], 'Deferral Method', required=True, help="""Set here the method that will be used to generate the end of year journal entries for all the accounts of this type. 
+ 
+ 'None' means that nothing will be done.
+ 'Balance' will generally be used for cash accounts.
+ 'Detail' will copy each existing journal item of the previous year, even the reconciled ones.
+ 'Unreconciled' will copy only the journal items that were unreconciled on the first day of the new fiscal year."""),
         'sign': fields.selection([(-1, 'Negative'), (1, 'Positive')], 'Sign on Reports', required=True, help='Allows you to change the sign of the balance amount displayed in the reports, so that you can see positive figures instead of negative ones in expenses accounts.'),
         'report_type':fields.selection([
             ('none','/'),