Index: editmesh_tools.c
===================================================================
--- editmesh_tools.c	(revision 45391)
+++ editmesh_tools.c	(working copy)
@@ -1189,6 +1189,7 @@
 	/* identifiers */
 	ot->name = "Vertex Connect";
 	ot->idname = "MESH_OT_vert_connect";
+    ot->description = "Makes edges and (splits) faces. More sufficient than Make Edge/Face for vertices, that were created by edge subdivide or knife tool";
 	
 	/* api callbacks */
 	ot->exec = edbm_vert_connect;
@@ -2022,7 +2023,7 @@
 {
 	/* identifiers */
 	ot->name = "Remove Doubles";
-	ot->description= "Remove duplicate vertices";
+	ot->description= "Remove duplicate or close vertices";
 	ot->idname = "MESH_OT_remove_doubles";
 
 	/* api callbacks */
@@ -2464,6 +2465,7 @@
 	/* identifiers */
 	ot->name = "Rip";
 	ot->idname = "MESH_OT_rip";
+    ot->description = "Disconnect vertex from a linked edge and move";
 
 	/* api callbacks */
 	ot->invoke = edbm_rip_invoke;
@@ -3335,6 +3337,7 @@
 	/* identifiers */
 	ot->name = "Fill";
 	ot->idname = "MESH_OT_fill";
+    ot->description = "Makes faces to fill an edge loop with triangles";
 
 	/* api callbacks */
 	ot->exec = edbm_fill_exec;
@@ -3390,8 +3393,9 @@
 void MESH_OT_quads_convert_to_tris(wmOperatorType *ot)
 {
 	/* identifiers */
-	ot->name = "Quads to Tris";
+	ot->name = "Quads and Ngons to Tris";
 	ot->idname = "MESH_OT_quads_convert_to_tris";
+    ot->description = "Triangulates selected faces";
 
 	/* api callbacks */
 	ot->exec = edbm_quads_convert_to_tris_exec;
@@ -3434,6 +3438,7 @@
 	/* identifiers */
 	ot->name = "Tris to Quads";
 	ot->idname = "MESH_OT_tris_convert_to_quads";
+    ot->description = "Turns triangles into quads where possible";
 
 	/* api callbacks */
 	ot->exec = edbm_tris_convert_to_quads_exec;
@@ -3562,6 +3567,7 @@
 	/* identifiers */
 	ot->name = "Split";
 	ot->idname = "MESH_OT_split";
+    ot->description = "Duplicates selected vertices and takes connected edges and faces";
 
 	/* api callbacks */
 	ot->exec = edbm_split_exec;