diff --git a/00_Miscellaneous/model_optimisation/Tutorial - TensorFlow Model Optimisation for Serving - MNIST with Keras.ipynb b/00_Miscellaneous/model_optimisation/Tutorial - TensorFlow Model Optimisation for Serving - MNIST with Keras.ipynb
index f46d7b7..ad904b8 100644
--- a/00_Miscellaneous/model_optimisation/Tutorial - TensorFlow Model Optimisation for Serving - MNIST with Keras.ipynb	
+++ b/00_Miscellaneous/model_optimisation/Tutorial - TensorFlow Model Optimisation for Serving - MNIST with Keras.ipynb	
@@ -1249,7 +1249,7 @@
    "source": [
     "%%bash\n",
     "\n",
-    "gsutil -m rm -r gs://${BUCKET}/tf-model-optimisation"
+    "gcloud storage rm --recursive gs://${BUCKET}/tf-model-optimisation"
    ]
   },
   {
@@ -1265,7 +1265,7 @@
     "\n",
     "echo ${saved_model_dir}\n",
     "\n",
-    "gsutil -m cp -r ${saved_model_dir} gs://${BUCKET}/tf-model-optimisation/original"
+    "gcloud storage cp --recursive ${saved_model_dir} gs://${BUCKET}/tf-model-optimisation/original"
    ]
   },
   {
@@ -1281,7 +1281,7 @@
     "\n",
     "echo ${saved_model_dir}\n",
     "\n",
-    "gsutil -m cp -r ${saved_model_dir} gs://${BUCKET}/tf-model-optimisation"
+    "gcloud storage cp --recursive ${saved_model_dir} gs://${BUCKET}/tf-model-optimisation"
    ]
   },
   {
diff --git a/00_Miscellaneous/model_optimisation/Tutorial - TensorFlow Model Optimisation for Serving - MNIST.ipynb b/00_Miscellaneous/model_optimisation/Tutorial - TensorFlow Model Optimisation for Serving - MNIST.ipynb
index 11830d5..5136423 100644
--- a/00_Miscellaneous/model_optimisation/Tutorial - TensorFlow Model Optimisation for Serving - MNIST.ipynb	
+++ b/00_Miscellaneous/model_optimisation/Tutorial - TensorFlow Model Optimisation for Serving - MNIST.ipynb	
@@ -1298,7 +1298,7 @@
    "source": [
     "%%bash\n",
     "\n",
-    "gsutil -m rm -r gs://${BUCKET}/tf-model-optimisation"
+    "gcloud storage rm --recursive gs://${BUCKET}/tf-model-optimisation"
    ]
   },
   {
@@ -1314,7 +1314,7 @@
     "\n",
     "echo ${saved_model_dir}\n",
     "\n",
-    "gsutil -m cp -r ${saved_model_dir} gs://${BUCKET}/tf-model-optimisation/original"
+    "gcloud storage cp --recursive ${saved_model_dir} gs://${BUCKET}/tf-model-optimisation/original"
    ]
   },
   {
@@ -1330,7 +1330,7 @@
     "\n",
     "echo ${saved_model_dir}\n",
     "\n",
-    "gsutil -m cp -r ${saved_model_dir} gs://${BUCKET}/tf-model-optimisation"
+    "gcloud storage cp --recursive ${saved_model_dir} gs://${BUCKET}/tf-model-optimisation"
    ]
   },
   {
diff --git a/00_Miscellaneous/tf_train_eval_export/Tutorial - Optimising Learning Rate.ipynb b/00_Miscellaneous/tf_train_eval_export/Tutorial - Optimising Learning Rate.ipynb
index 78da17a..68dd268 100644
--- a/00_Miscellaneous/tf_train_eval_export/Tutorial - Optimising Learning Rate.ipynb	
+++ b/00_Miscellaneous/tf_train_eval_export/Tutorial - Optimising Learning Rate.ipynb	
@@ -44,14 +44,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
     "DATA_DIR='data'\n",
     "# !mkdir $DATA_DIR\n",
-    "# !gsutil cp gs://cloud-samples-data/ml-engine/census/data/adult.data.csv $DATA_DIR\n",
-    "# !gsutil cp gs://cloud-samples-data/ml-engine/census/data/adult.test.csv $DATA_DIR\n",
+    "# !gcloud storage cp gs://cloud-samples-data/ml-engine/census/data/adult.data.csv $DATA_DIR\n",
+    "# !gcloud storage cp gs://cloud-samples-data/ml-engine/census/data/adult.test.csv $DATA_DIR\n",
     "TRAIN_DATA_FILE = os.path.join(DATA_DIR, 'adult.data.csv')\n",
     "EVAL_DATA_FILE = os.path.join(DATA_DIR, 'adult.test.csv')"
    ]
diff --git a/00_Miscellaneous/tf_train_eval_export/Tutorial - TensorFlow from Estimators to Keras.ipynb b/00_Miscellaneous/tf_train_eval_export/Tutorial - TensorFlow from Estimators to Keras.ipynb
index 0c99a8a..1c5ddb9 100644
--- a/00_Miscellaneous/tf_train_eval_export/Tutorial - TensorFlow from Estimators to Keras.ipynb	
+++ b/00_Miscellaneous/tf_train_eval_export/Tutorial - TensorFlow from Estimators to Keras.ipynb	
@@ -68,8 +68,8 @@
    "source": [
     "DATA_DIR='data'\n",
     "!mkdir $DATA_DIR\n",
-    "!gsutil cp gs://cloud-samples-data/ml-engine/census/data/adult.data.csv $DATA_DIR\n",
-    "!gsutil cp gs://cloud-samples-data/ml-engine/census/data/adult.test.csv $DATA_DIR\n",
+    "!gcloud storage cp gs://cloud-samples-data/ml-engine/census/data/adult.data.csv $DATA_DIR\n",
+    "!gcloud storage cp gs://cloud-samples-data/ml-engine/census/data/adult.test.csv $DATA_DIR\n",
     "TRAIN_DATA_FILE = os.path.join(DATA_DIR, 'adult.data.csv')\n",
     "EVAL_DATA_FILE = os.path.join(DATA_DIR, 'adult.test.csv')"
    ]
diff --git a/00_Miscellaneous/tfx/02_tfx_end_to_end.ipynb b/00_Miscellaneous/tfx/02_tfx_end_to_end.ipynb
index 90413da..ae752bb 100644
--- a/00_Miscellaneous/tfx/02_tfx_end_to_end.ipynb
+++ b/00_Miscellaneous/tfx/02_tfx_end_to_end.ipynb
@@ -59,9 +59,7 @@
    "outputs": [],
    "source": [
     "!mkdir $DATA_DIR\n",
-    "!gsutil cp gs://cloud-samples-data/ml-engine/census/data/adult.data.csv $DATA_DIR\n",
-    "!gsutil cp gs://cloud-samples-data/ml-engine/census/data/adult.test.csv $DATA_DIR"
-   ]
+    "!gcloud storage cp gs://cloud-samples-data/ml-engine/census/data/adult.data.csv $DATA_DIR\n",    "!gcloud storage cp gs://cloud-samples-data/ml-engine/census/data/adult.test.csv $DATA_DIR"   ]
   },
   {
    "cell_type": "code",
diff --git a/00_Miscellaneous/tfx/tfx-pipelines/01-census-data-analysis.ipynb b/00_Miscellaneous/tfx/tfx-pipelines/01-census-data-analysis.ipynb
index fd1ba8c..dd28cf1 100644
--- a/00_Miscellaneous/tfx/tfx-pipelines/01-census-data-analysis.ipynb
+++ b/00_Miscellaneous/tfx/tfx-pipelines/01-census-data-analysis.ipynb
@@ -39,7 +39,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -58,8 +58,8 @@
    "source": [
     "!mkdir $DATA_DIR\n",
     "!mkdir $TRAIN_DATA_DIR\n",
-    "!gsutil cp gs://cloud-samples-data/ml-engine/census/data/adult.data.csv $DATA_DIR\n",
-    "!gsutil cp gs://cloud-samples-data/ml-engine/census/data/adult.test.csv $DATA_DIR"
+    "!gcloud storage cp gs://cloud-samples-data/ml-engine/census/data/adult.data.csv $DATA_DIR\n",
+    "!gcloud storage cp gs://cloud-samples-data/ml-engine/census/data/adult.test.csv $DATA_DIR"
    ]
   },
   {
diff --git a/07_Image_Analysis/02.0 - CNN with CIFAR-10 tfrecords dataset.ipynb b/07_Image_Analysis/02.0 - CNN with CIFAR-10 tfrecords dataset.ipynb
index 1c1ba88..54ae168 100644
--- a/07_Image_Analysis/02.0 - CNN with CIFAR-10 tfrecords dataset.ipynb	
+++ b/07_Image_Analysis/02.0 - CNN with CIFAR-10 tfrecords dataset.ipynb	
@@ -644,9 +644,9 @@
     "    print response['serviceAccount']\")\n",
     "\n",
     "echo \"Authorizing the Cloud ML Service account $SVC_ACCOUNT to access files in $BUCKET\"\n",
-    "gsutil -m defacl ch -u $SVC_ACCOUNT:R gs://$BUCKET\n",
-    "gsutil -m acl ch -u $SVC_ACCOUNT:R -r gs://$BUCKET  # error message (if bucket is empty) can be ignored\n",
-    "gsutil -m acl ch -u $SVC_ACCOUNT:W gs://$BUCKET"
+    "gcloud storage buckets update gs://$BUCKET --add-default-object-acl-grant=entity=user-$SVC_ACCOUNT,role=READER\n",
+    "gcloud storage objects update gs://$BUCKET/** --add-acl-grant=entity=user-$SVC_ACCOUNT,role=READER  # error message (if bucket is empty) can be ignored\n",
+    "gcloud storage buckets update gs://$BUCKET --add-acl-grant=entity=user-$SVC_ACCOUNT,role=WRITER"
    ]
   },
   {
@@ -665,8 +665,8 @@
     "%%bash\n",
     "\n",
     "echo ${BUCKET}\n",
-    "gsutil -m rm -rf gs://${BUCKET}/cifar-10\n",
-    "gsutil -m cp cifar-10/*.tfrecords gs://${BUCKET}/cifar-10"
+    "gcloud storage rm --recursive --continue-on-error gs://${BUCKET}/cifar-10\n",
+    "gcloud storage cp cifar-10/*.tfrecords gs://${BUCKET}/cifar-10"
    ]
   },
   {
@@ -687,7 +687,7 @@
     "JOBNAME=sm_$(date -u +%y%m%d_%H%M%S)\n",
     "echo $OUTDIR $REGION $JOBNAME\n",
     "\n",
-    "gsutil -m rm -rf $OUTDIR\n",
+    "gcloud storage rm --recursive --continue-on-error $OUTDIR\n",
     "gcloud ml-engine jobs submit training $JOBNAME \\\n",
     "   --region=$REGION \\\n",
     "   --module-name=cnn-model-02.task \\\n",
@@ -715,7 +715,7 @@
     "JOBNAME=sm_$(date -u +%y%m%d_%H%M%S)\n",
     "echo $OUTDIR $REGION $JOBNAME\n",
     "\n",
-    "gsutil -m rm -rf $OUTDIR\n",
+    "gcloud storage rm --recursive --continue-on-error $OUTDIR\n",
     "gcloud ml-engine jobs submit training $JOBNAME \\\n",
     "   --region=$REGION \\\n",
     "   --module-name=cnn-model-02.task \\\n",
diff --git a/08_Text_Analysis/07 - Text Similarity Analysis with tf.transform - tf.hub - Dataflow - BigQuery.ipynb b/08_Text_Analysis/07 - Text Similarity Analysis with tf.transform - tf.hub - Dataflow - BigQuery.ipynb
index 3c2755d..3242162 100644
--- a/08_Text_Analysis/07 - Text Similarity Analysis with tf.transform - tf.hub - Dataflow - BigQuery.ipynb	
+++ b/08_Text_Analysis/07 - Text Similarity Analysis with tf.transform - tf.hub - Dataflow - BigQuery.ipynb	
@@ -84,13 +84,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
     "# %%bash \n",
     "\n",
-    "# gsutil cp gs://cloudml-textanalysis/data/reuters.tar.gz ./data\n",
+    "# gcloud storage cp gs://cloudml-textanalysis/data/reuters.tar.gz ./data\n",
     "# gunzip -c data/reuters.tar.gz | tar xopf -"
    ]
   },