diff --git a/libs/ardour/ardour/region_factory.h b/libs/ardour/ardour/region_factory.h
index 459699d810..e99b9c80df 100644
--- a/libs/ardour/ardour/region_factory.h
+++ b/libs/ardour/ardour/region_factory.h
@@ -56,7 +56,7 @@ class RegionFactory {
 	static PBD::Signal1<void,boost::shared_ptr<Region> >  CheckNewRegion;
 
 	/** create a "pure copy" of Region @param other */
-	static boost::shared_ptr<Region> create (boost::shared_ptr<const Region> other);
+	static boost::shared_ptr<Region> create (boost::shared_ptr<const Region> other, bool announce = false);
 
 	/** create a region from a single Source */
 	static boost::shared_ptr<Region> create (boost::shared_ptr<Source>, 
diff --git a/libs/ardour/audioregion.cc b/libs/ardour/audioregion.cc
index afd4456cdd..e4c4b55a54 100644
--- a/libs/ardour/audioregion.cc
+++ b/libs/ardour/audioregion.cc
@@ -116,8 +116,10 @@ AudioRegion::init ()
 {
 	register_properties ();
 
+	suspend_property_changes();
 	set_default_fades ();
 	set_default_envelope ();
+	resume_property_changes();
 
 	listen_to_my_curves ();
 	connect_to_analysis_changed ();
@@ -958,6 +960,8 @@ AudioRegion::recompute_at_end ()
 	_envelope->truncate_end (_length);
 	_envelope->set_max_xval (_length);
         _envelope->thaw ();
+	
+	suspend_property_changes();
 
         if (_left_of_split) {
                 set_default_fade_out ();
@@ -971,6 +975,8 @@ AudioRegion::recompute_at_end ()
 		_fade_in->extend_to (_length);
 		send_change (PropertyChange (Properties::fade_in));
 	}
+	
+	resume_property_changes();
 }
 
 void
@@ -979,6 +985,8 @@ AudioRegion::recompute_at_start ()
 	/* as above, but the shift was from the front */
 
 	_envelope->truncate_start (_length);
+	
+	suspend_property_changes();
 
         if (_right_of_split) {
                 set_default_fade_in ();
@@ -992,6 +1000,8 @@ AudioRegion::recompute_at_start ()
 		_fade_out->extend_to (_length);
 		send_change (PropertyChange (Properties::fade_out));
 	}
+	
+	resume_property_changes();
 }
 
 int
diff --git a/libs/ardour/playlist.cc b/libs/ardour/playlist.cc
index 614c0f5e36..4dda4f5c52 100644
--- a/libs/ardour/playlist.cc
+++ b/libs/ardour/playlist.cc
@@ -324,7 +324,7 @@ Playlist::copy_regions (RegionList& newlist) const
 	RegionLock rlock (const_cast<Playlist *> (this));
 
 	for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
-		newlist.push_back (RegionFactory::RegionFactory::create (*i));
+		newlist.push_back (RegionFactory::RegionFactory::create (*i, true));
 	}
 }
 
@@ -709,7 +709,7 @@ Playlist::add_region (boost::shared_ptr<Region> region, framepos_t position, flo
 	*/
 
 	for (int i = 0; i < itimes; ++i) {
-		boost::shared_ptr<Region> copy = RegionFactory::create (region);
+		boost::shared_ptr<Region> copy = RegionFactory::create (region, true);
 		add_region_internal (copy, pos);
 		pos += region->length();
 	}
@@ -1247,7 +1247,7 @@ Playlist::paste (boost::shared_ptr<Playlist> other, framepos_t position, float t
 
 		while (itimes--) {
 			for (RegionList::iterator i = other->regions.begin(); i != other->regions.end(); ++i) {
-				boost::shared_ptr<Region> copy_of_region = RegionFactory::create (*i);
+				boost::shared_ptr<Region> copy_of_region = RegionFactory::create (*i, true);
 
 				/* put these new regions on top of all existing ones, but preserve
 				   the ordering they had in the original playlist.
@@ -1283,7 +1283,7 @@ Playlist::duplicate (boost::shared_ptr<Region> region, framepos_t position, floa
 	framepos_t pos = position + 1;
 
 	while (itimes--) {
-		boost::shared_ptr<Region> copy = RegionFactory::create (region);
+		boost::shared_ptr<Region> copy = RegionFactory::create (region, true);
 		add_region_internal (copy, pos);
 		pos += region->length();
 	}
diff --git a/libs/ardour/region_factory.cc b/libs/ardour/region_factory.cc
index d8e862573f..44615e2182 100644
--- a/libs/ardour/region_factory.cc
+++ b/libs/ardour/region_factory.cc
@@ -45,7 +45,7 @@ Glib::StaticMutex RegionFactory::region_name_map_lock;
 std::map<std::string, uint32_t> RegionFactory::region_name_map;
 
 boost::shared_ptr<Region>
-RegionFactory::create (boost::shared_ptr<const Region> region)
+RegionFactory::create (boost::shared_ptr<const Region> region, bool announce)
 {
 	boost::shared_ptr<Region> ret;
 	boost::shared_ptr<const AudioRegion> ar;
@@ -72,12 +72,17 @@ RegionFactory::create (boost::shared_ptr<const Region> region)
 	}
 
 	if (ret) {
+		ret->set_name (new_region_name(ret->name()));
 		map_add (ret);
 
 		/* pure copy constructor - no property list */
 		/* pure copy constructor - no CheckNewRegion emitted */
+		if (announce) {
+			CheckNewRegion (ret);
+		}
 	}
 
+
 	return ret;
 }