diff --git a/adminSDK/directory/quickstart.gs b/adminSDK/directory/quickstart.gs
index 18d2b744c..78fe433c0 100644
--- a/adminSDK/directory/quickstart.gs
+++ b/adminSDK/directory/quickstart.gs
@@ -24,21 +24,25 @@ function listUsers() {
     maxResults: 10,
     orderBy: 'email'
   };
-  try {
-    const response = AdminDirectory.Users.list(optionalArgs);
-    const users = response.users;
-    if (!users || users.length === 0) {
-      console.log('No users found.');
-      return;
-    }
-    // Print the list of user's full name and email
-    console.log('Users:');
-    for (const user of users) {
-      console.log('%s (%s)', user.primaryEmail, user.name.fullName);
+  if (!AdminDirectory || !AdminDirectory.Users) {
+    throw new Error('Enable the AdminDirectory Advanced Service.');
+  }
+  const response = AdminDirectory.Users.list(optionalArgs);
+  const users = response.users;
+  if (!users || users.length === 0) {
+    console.log('No users found.');
+    return;
+  }
+  // Print the list of user's full name and email
+  console.log('Users:');
+  for (const user of users) {
+    if (user.primaryEmail) {
+      if (user.name?.fullName) {
+        console.log('%s (%s)', user.primaryEmail, user.name.fullName);
+      } else {
+        console.log('%s', user.primaryEmail);
+      }
     }
-  } catch (err) {
-    // TODO (developer)- Handle exception from the Directory API
-    console.log('Failed with error %s', err.message);
   }
 }
 // [END admin_sdk_directory_quickstart]
diff --git a/adminSDK/reports/quickstart.gs b/adminSDK/reports/quickstart.gs
index 5b5778886..9612f39aa 100644
--- a/adminSDK/reports/quickstart.gs
+++ b/adminSDK/reports/quickstart.gs
@@ -24,22 +24,23 @@ function listLogins() {
   const optionalArgs = {
     maxResults: 10
   };
-  try {
-    const response = AdminReports.Activities.list(userKey, applicationName, optionalArgs);
-    const activities = response.items;
-    if (!activities || activities.length === 0) {
-      console.log('No logins found.');
-      return;
-    }
-    // Print login events
-    console.log('Logins:');
-    for (const activity of activities) {
+  if (!AdminReports || !AdminReports.Activities) {
+    throw new Error('Enable the AdminReports Advanced Service.');
+  }
+  const response = AdminReports.Activities.list(
+      userKey, applicationName, optionalArgs);
+  const activities = response.items;
+  if (!activities || activities.length === 0) {
+    console.log('No logins found.');
+    return;
+  }
+  // Print login events
+  console.log('Logins:');
+  for (const activity of activities) {
+    if (activity.id?.time && activity.actor?.email && activity.events?.[0]?.name) {
       console.log('%s: %s (%s)', activity.id.time, activity.actor.email,
           activity.events[0].name);
     }
-  } catch (err) {
-    // TODO (developer)- Handle exception from the Report  API
-    console.log('Failed with error %s', err.message);
   }
 }
 // [END admin_sdk_reports_quickstart]
diff --git a/adminSDK/reseller/quickstart.gs b/adminSDK/reseller/quickstart.gs
index 3e7ee0e6b..95947e24c 100644
--- a/adminSDK/reseller/quickstart.gs
+++ b/adminSDK/reseller/quickstart.gs
@@ -22,21 +22,25 @@ function listSubscriptions() {
   const optionalArgs = {
     maxResults: 10
   };
-  try {
-    const response = AdminReseller.Subscriptions.list(optionalArgs);
-    const subscriptions = response.subscriptions;
-    if (!subscriptions || subscriptions.length === 0) {
-      console.log('No subscriptions found.');
-      return;
-    }
-    console.log('Subscriptions:');
-    for (const subscription of subscriptions) {
-      console.log('%s (%s, %s)', subscription.customerId, subscription.skuId,
-          subscription.plan.planName);
+  if (!AdminReseller || !AdminReseller.Subscriptions) {
+    throw new Error('Enable the AdminReseller Advanced Service.');
+  }
+  const response = AdminReseller.Subscriptions.list(optionalArgs);
+  const subscriptions = response.subscriptions;
+  if (!subscriptions || subscriptions.length === 0) {
+    console.log('No subscriptions found.');
+    return;
+  }
+  console.log('Subscriptions:');
+  for (const subscription of subscriptions) {
+    if (subscription.customerId && subscription.skuId) {
+      if (subscription.plan?.planName) {
+        console.log('%s (%s, %s)', subscription.customerId, subscription.skuId,
+            subscription.plan.planName);
+      } else {
+        console.log('%s (%s)', subscription.customerId, subscription.skuId);
+      }
     }
-  } catch (err) {
-    // TODO (developer)- Handle exception from the Reseller  API
-    console.log('Failed with error %s', err.message);
   }
 }
 // [END admin_sdk_reseller_quickstart]