diff --git a/README.md b/README.md
index 7c4adb5..1a934c1 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,20 @@
 # tixcraft_bot
 maxbot help you quickly buy your tickets
 
-# how to use and binary download
+# binary download
+https://github.com/max32002/tixcraft_bot/releases
+
+# how to use
 https://max-everyday.com/2018/03/tixcraft-bot/
 
+# how to execute source code
+1: download chromedrive to "webdriver" folder:
+http://chromedriver.chromium.org/downloads
+
+2: <code>pip install selenium</code>
+
+3: <code>python settings.py</code>
+
 # implement introduce
 https://stackoverflow.max-everyday.com/2018/03/selenium-chrome-webdriver/