diff --git a/addons/edi/edi_service.py b/addons/edi/edi_service.py
index f48cc60950a..63fe38786e0 100644
--- a/addons/edi/edi_service.py
+++ b/addons/edi/edi_service.py
@@ -40,7 +40,7 @@ class edi(netsvc.ExportService):
             res = getattr(edi_document, method_name)(cr, *method_args)
             cr.commit()
         except Exception:
-            _logger.exception('Failed to execute EDI method %s with args %r', method_name, method_args)
+            _logger.exception('Failed to execute EDI method %s with args %r.', method_name, method_args)
             raise
         finally:
             cr.close()
@@ -63,7 +63,7 @@ class edi(netsvc.ExportService):
             # No security check for these methods
             pass
         else:
-            raise KeyError("Method not found: %s" % method)
+            raise KeyError("Method not found: %s." % method)
         fn = getattr(self, 'exp_'+method)
         return fn(*params)
 
diff --git a/addons/edi/models/edi.py b/addons/edi/models/edi.py
index dadfeb81209..24f09e3fe80 100644
--- a/addons/edi/models/edi.py
+++ b/addons/edi/models/edi.py
@@ -129,7 +129,7 @@ class edi_document(osv.osv):
         _logger.debug("get_document(%s)", edi_token)
         edi_ids = self.search(cr, uid, [('name','=', edi_token)], context=context)
         if not edi_ids:
-            raise ValueError('Invalid EDI token: %s' % edi_token)
+            raise ValueError('Invalid EDI token: %s.' % edi_token)
         edi = self.browse(cr, uid, edi_ids[0], context=context)
         return edi.document
 
diff --git a/addons/event/event.py b/addons/event/event.py
index 6a8cf9f8a0b..e8c6eb31e3e 100644
--- a/addons/event/event.py
+++ b/addons/event/event.py
@@ -102,7 +102,7 @@ class event_event(osv.osv):
         for self.event in self.browse(cr, uid, ids, context=context):
             total_confirmed = self.event.register_current
             if total_confirmed < self.event.register_min or total_confirmed > self.event.register_max and self.event.register_max!=0:
-                raise osv.except_osv(_('Error!'),_("The total of confirmed registration for the event '%s' does not meet the expected minimum/maximum. You should maybe reconsider those limits before going further") % (self.event.name))
+                raise osv.except_osv(_('Error!'),_("The total of confirmed registration for the event '%s' does not meet the expected minimum/maximum. Please reconsider those limits before going further.") % (self.event.name))
 
     def check_registration_limits_before(self, cr, uid, ids, no_of_registration, context=None):
         for event in self.browse(cr, uid, ids, context=context):
diff --git a/addons/event_moodle/event_moodle.py b/addons/event_moodle/event_moodle.py
index 7414abe4613..19e763e91b0 100644
--- a/addons/event_moodle/event_moodle.py
+++ b/addons/event_moodle/event_moodle.py
@@ -54,7 +54,7 @@ class event_moodle(osv.osv):
         """
         moodle_config_wiz_ids = self.search(cr, uid, [], context=context)
         if not moodle_config_wiz_ids:
-            raise osv.except_osv(('Error!'),("Configure your moodle connexion before"))
+            raise osv.except_osv(('Error!'),("First configure your moodle connection."))
         return moodle_config_wiz_ids[0]
 
     def make_url(self, cr, uid, ids, context=None):
@@ -132,7 +132,7 @@ class event_moodle(osv.osv):
         """
         if email:
             if (email.count('@') != 1 and email.count('.') < 1):
-                raise osv.except_osv(_('Error!'),_("Your email '%s' is wrong") % (email))
+                raise osv.except_osv(_('Error!'),_("Your email '%s' is wrong.") % (email))
 
     def make_username(self, username, response_courses):
         """
diff --git a/addons/event_sale/test/confirm.yml b/addons/event_sale/test/confirm.yml
index 53bc7b8b0a1..c46221acc68 100644
--- a/addons/event_sale/test/confirm.yml
+++ b/addons/event_sale/test/confirm.yml
@@ -50,5 +50,5 @@
         order =  self.pool.get('sale.order').browse(cr, uid,order_id)
         registration_ids = self.search(cr,uid,[('origin','=',order.name)])
         if registration_ids == []:
-           raise osv.except_osv(_('Error!'),_("The registration is not created"))
+           raise osv.except_osv(_('Error!'),_("The registration is not created."))
 
diff --git a/addons/fetchmail/fetchmail.py b/addons/fetchmail/fetchmail.py
index 55923c3043a..06b4819ffde 100644
--- a/addons/fetchmail/fetchmail.py
+++ b/addons/fetchmail/fetchmail.py
@@ -151,8 +151,8 @@ openerp_mailgate.py -u %(uid)d -p PASSWORD -o %(model)s -d %(dbname)s --host=HOS
                 connection = server.connect()
                 server.write({'state':'done'})
             except Exception, e:
-                _logger.exception("Failed to connect to %s server %s", server.type, server.name)
-                raise osv.except_osv(_("Connection test failed!"), _("Here is what we got instead:\n %s") % tools.ustr(e))
+                _logger.exception("Failed to connect to %s server %s.", server.type, server.name)
+                raise osv.except_osv(_("Connection test failed!"), _("Here is what we got instead:\n %s.") % tools.ustr(e))
             finally:
                 try:
                     if connection: