diff --git a/cottage.js b/cottage.js
index c2031b4..992f3a5 100644
--- a/cottage.js
+++ b/cottage.js
@@ -14,20 +14,21 @@ load($SCRIPTPATH + "/drone.js"); // assumes cottage.js and drone.js are in same
 // 
 // /js cottage(drone);
 //
-var cottage = function(drone){
+var cottage = function(drone)
+{
 	 if (typeof drone == "undefined"){
 		  drone = new Drone();
 	 }
 	 drone
-		  .box0(48,7,6,2)  // 4 walls
+		  .box0(48,7,6,2)  // a 4-walled structure 7 wide by 6 deep by 2 high using mossy-stone (48).
 		  .right(3).door() // door front and center
 		  .up(1).left(2).box(102) // windows to left and right
 	     .right(4).box(102)
-	     .left(5).up().prism0(53,7,6);
+	     .left(5).up().prism0(53,7,6); // add a gable roof
 	 //
 	 // put up a sign near door. 
 	 //
 	 drone.down().right(4).sign(["Home","Sweet","Home"],68);
 	 
-	 return drone.down().left(4);
+	 return drone.down().left(4); // return drone to original position
 };