diff --git a/der-bootcamp/vdiff_activity.ipynb b/der-bootcamp/vdiff_activity.ipynb
index 70f67d4..f541f01 100644
--- a/der-bootcamp/vdiff_activity.ipynb
+++ b/der-bootcamp/vdiff_activity.ipynb
@@ -24,9 +24,9 @@
    "metadata": {},
    "source": [
     "# Voltage Violations\n",
-    "One of the the violations that shows up fairly regulary with the introduction of VRE is a $\\Delta V$ violation. \n",
+    "One of the violations that shows up fairly regulary with the introduction of VRE is a $\\Delta V$ violation. \n",
     "According to **ADD REFERENCE** a sudden change of voltage may not exceed 3%.\n",
-    "In thi exercise we'll be exploring a situation where a $\\Delta V$ violation occurs and different possibilities to address it.\n",
+    "In this exercise we'll be exploring a situation where a $\\Delta V$ violation occurs and the different possibilities to address it.\n",
     "\n",
     "## Part 1: Setup\n",
     "First of all, let's set up a problem where this violation shows up.\n",
@@ -111,7 +111,7 @@
     "Now that we've identified and isolated the problem, we can begin to investigate solutions.\n",
     "\n",
     "> **Recall**\n",
-    "> The purpose of this exercise is to show HCA and Screening tools can be used to study the interconnection process.\n",
+    "> The purpose of this exercise is to show that HCA and Screening tools can be used to study the interconnection process.\n",
     "> The list of possible solutions here is not intended to be complete.\n",
     "\n",
     "### Conductor upgrades\n",
@@ -225,7 +225,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "#### Step 2a: Perform upgrades until no mo violations"
+    "#### Step 2a: Perform upgrades until no more violations"
    ]
   },
   {
@@ -253,7 +253,7 @@
     "While this technically worked, there is no capacity on the feeder.\n",
     "Locations around `bus_1112` will similarly not be able to accommodate anything further.\n",
     "> _Extra Exercise_:\n",
-    "> Test this statement out! Starting with the results in this state and try to add a resource at a nearby location and see whether any capacity is available.\n",
+    "> Test this statement out! Start with the results in this state and try to add a resource at a nearby location and see whether any capacity is available.\n",
     "\n",
     "An alternative approach could be to upgrade until the capacity is non-zero.\n",
     "#### Step 2b: Perform upgrades until non-zero hosting capacity"
@@ -284,9 +284,9 @@
     "### Capacitor\n",
     "Capacitors are frequently used to deal with both reactive power as well as voltage issues.\n",
     "So we try to see whether a capacitor may help.\n",
-    "In the cell below we load the change the `bus` and `kvar` values and re-run the cell.\n",
+    "In the cell below we load the change of the `bus` and `kvar` values and re-run the cell.\n",
     "The output will show the $\\Delta V$ pre- and post-capacitor additions.\n",
-    "After a bit of playing around it should become rather evident that a capacitor is unlikely to help in this situation."
+    "After a bit of playing around it should become evident that a capacitor is unlikely to help in this situation."
    ]
   },
   {
@@ -331,7 +331,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "inverter_choice=\"VOLT_VAR_CATB\"\n",
+    "inverter_choice=\"VOLT_WATT\"\n",
     "pltutl.inverter_control_plot(inverter_choice)"
    ]
   },
@@ -339,10 +339,10 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "To see the impact we'll re-run the simulation from the beginning but this with different inverter controls enabled.\n",
+    "To see the impact we'll re-run the simulation from the beginning but with different inverter controls enabled.\n",
     "The exercise begins with `VOLT_VAR_CATB` but feel free to experiment with the different options and see what impact it has.\n",
     "\n",
-    "First we'll run exactly the same scenario as before, i.e 8 additions of exactly the same size:"
+    "First we'll run exactly the same scenario as before, i.e., 8 additions of exactly the same size:"
    ]
   },
   {
@@ -536,7 +536,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.12"
+   "version": "3.12.0"
   }
  },
  "nbformat": 4,