more strategy info

User-Reference-Manual.md

@@ -49,11 +49,11 @@ ___
 
 ## CAM operation setup Panel
 * **Strategy** sets one of the strategies.
-  * ![Parallel](https://cloud.githubusercontent.com/assets/648108/12060345/06788c24-af44-11e5-98e9-ad751931cff5.jpg) **Parallel**
+  * ![Parallel](https://cloud.githubusercontent.com/assets/648108/12060345/06788c24-af44-11e5-98e9-ad751931cff5.jpg) **Parallel** Parallel paths at any angle
   * ![pocket](https://cloud.githubusercontent.com/assets/648108/12060355/1e75aad2-af44-11e5-92a3-08d7fbd1c3c2.jpg) **Pocket**
-  * **Profile(Cutout)** cutout a silhouete using optional offset.
+  * ![profile cutout](https://cloud.githubusercontent.com/assets/648108/12060354/1c435732-af44-11e5-9d7e-8a58d837c882.jpg) **Profile(Cutout)** cutout a silhouete using optional offset.
   * ![drill](https://cloud.githubusercontent.com/assets/648108/12060356/2071cd3e-af44-11e5-8797-bf8b83d7b74c.jpg) **Drill**
-  * ![cross](https://cloud.githubusercontent.com/assets/648108/12060346/09352832-af44-11e5-883d-bc7b794624bf.jpg) **Cross**
+  * ![cross](https://cloud.githubusercontent.com/assets/648108/12060346/09352832-af44-11e5-883d-bc7b794624bf.jpg) **Cross** 
   * ![block](https://cloud.githubusercontent.com/assets/648108/12060348/0cd83dbc-af44-11e5-8415-78e6e8a541df.jpg) **Block**
   * ![spiral](https://cloud.githubusercontent.com/assets/648108/12060350/10607d3c-af44-11e5-9286-9590aaac1916.jpg) **Spiral**
   * ![circles](https://cloud.githubusercontent.com/assets/648108/12060350/10607d3c-af44-11e5-9286-9590aaac1916.jpg) **Circles**
@@ -62,7 +62,7 @@ ___
 
 * **Experimental Strategies**
   * **Projected Curve**
-  * **Medial axis** used for v-carve.  Works great for lettering, calligraphy.  Use a v, ball, or round nose cutter.
+  * **Medial axis** For engraving various width shapes with a single stroke.  Works great for lettering, calligraphy and chip carving.  Use a v-bit, ball, or round nose cutter.
   * **Crazy Path**
   * **Pencil**
   * **Curve to Path**