diff --git a/Marlin/useful.gcode b/Marlin/useful.gcode
new file mode 100644
index 0000000..a473322
--- /dev/null
+++ b/Marlin/useful.gcode
@@ -0,0 +1,19 @@
+G29 T ; print current mesh
+
+G29 L0 T ; load 0
+
+G29 L1 T ; load 1
+
+G29 L2 T ; load 2
+
+G29 L3 T ; load 3
+
+G29 P1 T ; auto probe - build mesh
+
+G29 P2 B T ; manual probe - not needed? 
+
+G29 P3 T ; extrapolate - repeat until complete
+
+G29 J T; 3 point tilt
+
+G29 F2 ; fade hieight 2mm