diff --git a/README.md b/README.md
index 7ee0d3e..e0dca97 100644
--- a/README.md
+++ b/README.md
@@ -9,3 +9,4 @@
 - Current code adds a product A from Order X to Order Y as an individual. When Order Y has product A too, only the quantity of it should change, but code adds another product A separately for now.
 - Add another button to combine selected user's processing orders.
 - Add extra charges (like Shipping) to combined order as income.
+- Develop PHP Function to be a Wordpress Plugin.