diff --git a/README.md b/README.md
index 34fa8f3..0b4862b 100644
--- a/README.md
+++ b/README.md
@@ -47,3 +47,4 @@
 - **Using Machine learning to analyze reponse data.**
 - **The map shows the locations of health centers.**
 - **Supports flexible health by providing indicators( temperature, define dust, etc)**
+- **Build a sales system based on advice for users**