diff --git a/src/moveroneshot.hpp b/src/moveroneshot.hpp
index 21b35d7..37c30fd 100644
--- a/src/moveroneshot.hpp
+++ b/src/moveroneshot.hpp
@@ -1,6 +1,12 @@
 #ifndef id9CDCF10D483641A2845353C0835F93EC
 #define id9CDCF10D483641A2845353C0835F93EC
 
+//Move a Placeable by issuind an offset.
+//The offset is applied to the current position of the Placeable you are
+//moving.
+//For example issuing 1, then 2 will put your Placeable in position 3,
+//assuming it started at 0.
+
 #include "vector.hpp"
 #include "mover.hpp"
 
diff --git a/src/moverrelative.hpp b/src/moverrelative.hpp
index 8766f87..618f43c 100644
--- a/src/moverrelative.hpp
+++ b/src/moverrelative.hpp
@@ -1,6 +1,12 @@
 #ifndef idBAA1271995604A659EF3FEC4B8FC3870
 #define idBAA1271995604A659EF3FEC4B8FC3870
 
+//Move a Placeable by issuing an offset relative to a base position.
+//Use this if for example your Placeable is following a mathematical formula or
+//if you're giving a position you want it to be at any specific time.
+//For example issuing 1, then 2 will put your Placeable in position 2,
+//assuming it started at 0.
+
 #include "mover.hpp"
 
 namespace cloonel {