+
+
+
diff --git a/expansions.md b/expansions.md
new file mode 100644
index 0000000..c5d2a1a
--- /dev/null
+++ b/expansions.md
@@ -0,0 +1,42 @@
+# Introduction
+
+Expansion boards can be added to any of our motor driver boards
+
+## Getting started
+## Board layout
+## Setup
+### Attaching the power
+### Attaching a Servo
+### Attaching a motor
+### Attaching an RC receiver
+
+# Programming the 640
+
+## Python
+
+### Introduction
+### Import libraries
+### Drive a motor
+### Motor speed
+### Servo control
+
+## Node.JS
+
+### Introduction
+### Import libraries
+### Drive a motor
+### Motor speed
+### Servo control
+
+## C++
+
+### Introduction
+### Install prerequisites
+### Drive a motor
+### Motor speed
+### Servo control
+### PPM integration
+
+## Expanding the board
+
+### Adding an expansion board
diff --git a/index.html b/index.html
index 21f51ac..80992b0 100644
--- a/index.html
+++ b/index.html
@@ -1,17 +1,4 @@
-
@@ -48,6 +35,8 @@