diff --git a/lab-python-flow-control.ipynb b/lab-python-flow-control.ipynb
index f4c7391..afc7a2b 100644
--- a/lab-python-flow-control.ipynb
+++ b/lab-python-flow-control.ipynb
@@ -37,13 +37,178 @@
     "\n",
     "3. Instead of updating the inventory by subtracting 1 from the quantity of each product, only do it for  the products that were ordered (those in \"customer_orders\")."
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "5e415177-de84-46ad-af4e-840e17551c22",
+   "metadata": {},
+   "source": [
+    "__Step 1:__"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "id": "b33b2db7-1c7f-4b8d-824e-504a4d82ff20",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "Enter inventory quantity for t-shirt:  5\n",
+      "Enter inventory quantity for mug:  8\n",
+      "Enter inventory quantity for hat:  7\n",
+      "Enter inventory quantity for book:  9\n",
+      "Enter inventory quantity for keychain:  6\n"
+     ]
+    }
+   ],
+   "source": [
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "inventory = {}\n",
+    "\n",
+    "for product in products:\n",
+    "    qty = int(input(f\"Enter inventory quantity for {product}: \"))\n",
+    "    inventory[product] = qty\n",
+    "\n",
+    "customer_orders = set()"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "ae9cc25b-5ee5-4002-acbf-33abb12cef0c",
+   "metadata": {},
+   "source": [
+    "__Step 2:__"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "id": "fbb10fe9-29d7-4208-8847-9533bc9be6f9",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "Enter the name of a product to order (['t-shirt', 'mug', 'hat', 'book', 'keychain']):  hat\n",
+      "Add another product? (yes/no):  yes\n",
+      "Enter the name of a product to order (['t-shirt', 'mug', 'hat', 'book', 'keychain']):  mug\n",
+      "Add another product? (yes/no):  no\n"
+     ]
+    }
+   ],
+   "source": [
+    "while True:\n",
+    "    product = input(f\"Enter the name of a product to order ({products}): \").strip().lower()\n",
+    "    if product in products:\n",
+    "        customer_orders.add(product)\n",
+    "    else:\n",
+    "        print(\"Product not found. Please enter a valid product name.\")\n",
+    "        continue\n",
+    "    \n",
+    "    # Ask if the user wants to add another product\n",
+    "    another = input(\"Add another product? (yes/no): \").strip().lower()\n",
+    "    if another != \"yes\":\n",
+    "        break"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "983affa7-7431-4f40-8f82-0aa1a54f0750",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "while True:\n",
+    "    product = input(f\"Enter the name of a product to order ({products}): \").strip().lower()\n",
+    "    if product in products:\n",
+    "        customer_orders.add(product)\n",
+    "    else:\n",
+    "        print(\"Product not found. Please enter a valid product name.\")\n",
+    "        continue\n",
+    "    \n",
+    "    # Ask if the user wants to add another product\n",
+    "    another = input(\"Add another product? (yes/no): \").strip().lower()\n",
+    "    if another != \"yes\":\n",
+    "        break"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "570e38c5-6537-446b-99f1-04fb53292732",
+   "metadata": {},
+   "source": [
+    "__Step 3:__"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "id": "31a7fb30-e4bd-4cf2-afa0-01f45a0ea134",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\n",
+      "Products ordered by customer: {'hat', 'mug', 'book'}\n",
+      "\n",
+      "Updated Inventory after orders:\n",
+      "t-shirt: 5\n",
+      "mug: 6\n",
+      "hat: 5\n",
+      "book: 7\n",
+      "keychain: 6\n"
+     ]
+    }
+   ],
+   "source": [
+    "for product in customer_orders:\n",
+    "    if inventory[product] > 0:\n",
+    "        inventory[product] -= 1\n",
+    "    else:\n",
+    "        print(f\"Warning: {product} is out of stock and can't be ordered.\")\n",
+    "\n",
+    "print(\"\\nProducts ordered by customer:\", customer_orders)\n",
+    "print(\"\\nUpdated Inventory after orders:\")\n",
+    "for product in products:\n",
+    "    print(f\"{product}: {inventory[product]}\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "6d70a59c-6424-4adf-b48f-12ff2729e05f",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "47b422bb-e742-48b3-beab-5ec3a27155ce",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "6eea31a1-68f1-4ce0-9a59-86df62c3a4cf",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "ironhack",
    "language": "python",
-   "name": "python3"
+   "name": "ironhack"
   },
   "language_info": {
    "codemirror_mode": {
@@ -55,7 +220,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.7"
   }
  },
  "nbformat": 4,