diff --git a/aws/aws.ipynb b/aws/aws.ipynb
index 44062f2..d149034 100644
--- a/aws/aws.ipynb
+++ b/aws/aws.ipynb
@@ -961,6 +961,27 @@
     "    --debug"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Update a function:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "!aws lambda update-function-configuration \\\n",
+    "   --function-name foo  \\\n",
+    "   --region us-east-1 \\\n",
+    "   --timeout timeout-in-seconds \\"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -977,7 +998,7 @@
    "outputs": [],
    "source": [
     "!aws lambda get-function-configuration \\\n",
-    "    --function-name helloworld \\\n",
+    "    --function-name foo \\\n",
     "    --region us-east-1 \\\n",
     "    --debug"
    ]
@@ -998,7 +1019,7 @@
    "outputs": [],
    "source": [
     "!aws lambda get-function \\\n",
-    "    --function-name helloworld \\\n",
+    "    --function-name foo \\\n",
     "    --region us-east-1 \\\n",
     "    --debug"
    ]
@@ -1023,8 +1044,51 @@
     "    --function-name ProcessKinesisRecords \\\n",
     "    --role invocation-role-arn  \\\n",
     "    --event-source kinesis-stream-arn \\\n",
-    "    --batch-size 100 \\\n",
-    "    --profile adminuser"
+    "    --batch-size 100"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Add permissions:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "!aws lambda add-permission \\\n",
+    "    --function-name CreateThumbnail \\\n",
+    "    --region us-west-2 \\\n",
+    "    --statement-id some-unique-id \\\n",
+    "    --action \"lambda:InvokeFunction\" \\\n",
+    "    --principal s3.amazonaws.com \\\n",
+    "    --source-arn arn:aws:s3:::sourcebucket \\\n",
+    "    --source-account bucket-owner-account-id"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Check policy permissions:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "!aws lambda get-policy \\\n",
+    "    --function-name function-name"
    ]
   },
   {
@@ -1043,7 +1107,7 @@
    "outputs": [],
    "source": [
     "!aws lambda delete-function \\\n",
-    "    --function-name helloworld \\\n",
+    "    --function-name foo \\\n",
     "    --region us-east-1 \\\n",
     "    --debug"
    ]