Add note on submitting tiles

1 files changed, 3 insertions, 2 deletions

diff --git a/doc/index.rst b/doc/index.rst
index 2207583..71a8a7a 100644
--- a/doc/index.rst
+++ b/doc/index.rst
@@ -16,14 +16,15 @@ The idea is that anything goes, but we do need a few house rules:
 3. For now, stick to what's provided in the Python 3 standard library. We might
    allow some extra dependencies later on.
 
-Contents:
-
 .. toctree::
    :maxdepth: 2
    
    interface.rst
    api_misc.rst
 
+Once you've made a tile or a group of tiles, submit a pull request to add it to
+the game. Don't hang about - if someone else adds tiles in the same location,
+the first one ready to merge gets the spot.
 
 Indices and tables
 ==================