diff --git a/doc/API.md b/doc/API.md
index 0442075..9e3b92d 100644
--- a/doc/API.md
+++ b/doc/API.md
@@ -8,4 +8,6 @@ The CartoDB Data Services API offers a set of location based services that can b
 * [Geocoding Functions](geocoding_functions.md)
 * [Isoline Functions](isoline_functions.md)
 * [Routing Functions](routing_functions.md)
-* [Quota Information](quota_information.md)
+* [Demographic Functions](demographic_functions.md)
+* [Segmentation Functions](segmentation_functions.md)
+* [Quota Information](quota_information.md)
\ No newline at end of file
diff --git a/doc/demographic_functions.md b/doc/demographic_functions.md
new file mode 100644
index 0000000..540504f
--- /dev/null
+++ b/doc/demographic_functions.md
@@ -0,0 +1,26 @@
+# Demographic Functions
+
+Add description here.
+
+### OBS_GetDemographicSnapshot( Point Geometry );
+
+#### Arguments
+
+Name | Type | Description | Accepted values
+--- | --- | --- | ---
+
+
+
+#### Returns
+
+Name | Type | Description
+--- | --- | ---
+
+
+#### Examples
+
+##### Name of Example
+
+```bash
+code
+```
diff --git a/doc/segmentation_functions.md b/doc/segmentation_functions.md
new file mode 100644
index 0000000..fdceb1f
--- /dev/null
+++ b/doc/segmentation_functions.md
@@ -0,0 +1,26 @@
+# Segmentation Functions
+
+Add description here.
+
+### OBS_GetSegmentationSnapshot( Point Geometry );
+
+#### Arguments
+
+Name | Type | Description | Accepted values
+--- | --- | --- | ---
+
+
+
+#### Returns
+
+Name | Type | Description
+--- | --- | ---
+
+
+#### Examples
+
+##### Name of Example
+
+```bash
+code
+```