diff --git a/_sidebar.md b/_sidebar.md
index 879563c..dc95467 100644
--- a/_sidebar.md
+++ b/_sidebar.md
@@ -12,6 +12,8 @@
 - [Application](categories/application.md)
 - [Web Scraping](categories/web-scraping.md)
 - [Devops](categories/devops.md)
-    - [Docker](categories/devops/docker.md)
+  - [Docker](categories/devops/docker.md)
 - [Web](categories/web.md)
-- [Success Team Work](categories/team-work.md)
\ No newline at end of file
+- [Success Team Work](categories/team-work.md)
+- English
+  - [Business English Speaking for Professionals](categories/english/business-spoken-english.md)
diff --git a/categories/english/business-spoken-english.md b/categories/english/business-spoken-english.md
new file mode 100644
index 0000000..63a3d5e
--- /dev/null
+++ b/categories/english/business-spoken-english.md
@@ -0,0 +1,16 @@
+# Business English Speaking for Professionals
+
+
+## Some tips for doing presentation
+
+* Talk loud enough
+* Look at people when you are talking
+  * Look at people's eyes
+  * Look at people's noses
+* Change your tones occasionally
+* Be interested in what you are talking about
+* If you are interested, pretend to be
+* Use your face, don't to be a poker face
+* Change your hands while you talking
+* Pick a spot, stand still and tall
+* Ask yourself question, how can I help them?