1 files changed, 3 insertions, 0 deletions
diff --git a/todo.md b/todo.md
index 08057aa..dbdaa33 100644
--- a/todo.md
+++ b/todo.md
@@ -2,6 +2,9 @@ TODO
 ====
 
 * Add restrictions on movement into the center
+    1. Cannot move in.
+    2. Once in, can only move out.
+    3. Cannot move out of center and eat opponent.
 * Add tutorial / instructions page
 * Add reset / end game early mechanism
 * Regenerate fonts with new colours