diff --git a/documentation-samples/authoring-api-samples/node/add-utterances.js b/documentation-samples/authoring-api-samples/node/add-utterances.js
index 1821592..30b51d3 100644
--- a/documentation-samples/authoring-api-samples/node/add-utterances.js
+++ b/documentation-samples/authoring-api-samples/node/add-utterances.js
@@ -13,10 +13,12 @@
 // add-utterance -status
 //    Checks the training status and writes status details to a file.
 
+// <dependencies>
 var rp = require('request-promise');
 var fse = require('fs-extra');
 var path = require('path');
 
+// <constants>
 // To run this sample, change these constants.
 
 // Programmatic key, available in luis.ai under Account Settings
@@ -30,10 +32,11 @@ const LUIS_versionId = "0.1";
 // The contents of the file must be in this format described at: https://aka.ms/add-utterance-json-format
 const uploadFile = "./utterances.json"
 
-
+// <globals>
 var trainAfterAdd = false;
 var requestTrainingStatus = false;
 
+// <cmdArgs>
 // Command line arguments:
 // -train to train based on the utterances in uploadFile
 // -status to get training status
@@ -45,7 +48,7 @@ if (process.argv.length >= 3) {
     }
 }
 
-
+// <configAddUtterance>
 /* upload configuration */
 var configAddUtterance = {
     LUIS_subscriptionKey: LUIS_programmaticKey,
@@ -55,7 +58,7 @@ var configAddUtterance = {
     uri: "https://westus.api.cognitive.microsoft.com/luis/api/v2.0/apps/{appId}/versions/{versionId}/examples".replace("{appId}", LUIS_appId).replace("{versionId}", LUIS_versionId)
 };
 
-
+// <addUtterance>
 // Call add-utterance
 var addUtterance = async (config) => {
 
@@ -87,7 +90,7 @@ var addUtterance = async (config) => {
     }
 
 }
-
+// <configTrain>
 /* training configuration */
 var configTrain = {
     LUIS_subscriptionKey: LUIS_programmaticKey,
@@ -96,7 +99,7 @@ var configTrain = {
     uri: "https://westus.api.cognitive.microsoft.com/luis/api/v2.0/apps/{appId}/versions/{versionId}/train".replace("{appId}", LUIS_appId).replace("{versionId}", LUIS_versionId),
     method: 'POST', // POST to request training, GET to get training status
 };
-
+// <train>
 // Call train
 var train = async (config) => {
 
@@ -129,7 +132,7 @@ var train = async (config) => {
 
 }
 
-
+// <sendUtteranceToApi>
 // Send JSON as the body of the POST request to the API
 var sendUtteranceToApi = async (options) => {
     try {
@@ -148,7 +151,7 @@ var sendUtteranceToApi = async (options) => {
     }
 }
 
-
+// <main>
 if (trainAfterAdd) {
     // Add the utterance to the LUIS app and train
     addUtterance(configAddUtterance)