diff --git a/smtp_send_working.ipynb b/smtp_send_working.ipynb
index f1cf81f..f884d8c 100644
--- a/smtp_send_working.ipynb
+++ b/smtp_send_working.ipynb
@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "id": "43f466e6-b25d-40ac-a36e-982650e3e8ed",
    "metadata": {},
    "outputs": [],
@@ -15,21 +15,10 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": null,
    "id": "45ec6b06-b667-46c2-9430-89f45b490c13",
    "metadata": {},
-   "outputs": [
-    {
-     "data": {
-      "text/plain": [
-       "True"
-      ]
-     },
-     "execution_count": 2,
-     "metadata": {},
-     "output_type": "execute_result"
-    }
-   ],
+   "outputs": [],
    "source": [
     "# need to recall when edited\n",
     "load_dotenv()"
@@ -37,19 +26,10 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "id": "289d0ee8-21ca-4ab8-8514-2f6a248cd19f",
    "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "email to: cheeloychang@gmail.com\n",
-      "email from: spareclass@spareclass.com\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "smtp_server = os.getenv(\"SMTP_SRV\")\n",
     "smtp_port = os.getenv(\"SMTP_PORT\")\n",
@@ -64,21 +44,10 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": null,
    "id": "7e57d507-242f-4c9b-9acc-557dd9429966",
    "metadata": {},
-   "outputs": [
-    {
-     "data": {
-      "text/plain": [
-       "(235, b'2.7.0 Authentication successful')"
-      ]
-     },
-     "execution_count": 4,
-     "metadata": {},
-     "output_type": "execute_result"
-    }
-   ],
+   "outputs": [],
    "source": [
     "server = smtplib.SMTP(smtp_server, smtp_port)\n",
     "server.starttls()\n",
@@ -87,7 +56,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": null,
    "id": "97b89233-abb9-4d51-aa3e-5d32c3be34ab",
    "metadata": {},
    "outputs": [],