diff --git a/NOTES.md b/NOTES.md
new file mode 100644
index 0000000..bedf604
--- /dev/null
+++ b/NOTES.md
@@ -0,0 +1,5 @@
+preferences.py: 
+* crashes when closing, not checking any values before attempting to
+  write values 
+* Need instructor email and Subject
+*
diff --git a/ui/testWindow.py b/ui/testWindow.py
deleted file mode 100644
index 2265e10..0000000
--- a/ui/testWindow.py
+++ /dev/null
@@ -1,37 +0,0 @@
-# Form implementation generated from reading ui file 'ui/testWindow.ui'
-#
-# Created by: PyQt6 UI code generator 6.6.0
-#
-# WARNING: Any manual changes made to this file will be lost when pyuic6 is
-# run again.  Do not edit this file unless you know what you are doing.
-
-
-from PyQt6 import QtCore, QtGui, QtWidgets
-
-
-class Ui_MainWindow(object):
-    def setupUi(self, MainWindow):
-        MainWindow.setObjectName("MainWindow")
-        MainWindow.resize(800, 600)
-        self.centralwidget = QtWidgets.QWidget(parent=MainWindow)
-        self.centralwidget.setObjectName("centralwidget")
-        self.verticalLayout = QtWidgets.QVBoxLayout(self.centralwidget)
-        self.verticalLayout.setObjectName("verticalLayout")
-        self.textEdit = QtWidgets.QTextEdit(parent=self.centralwidget)
-        self.textEdit.setObjectName("textEdit")
-        self.verticalLayout.addWidget(self.textEdit)
-        MainWindow.setCentralWidget(self.centralwidget)
-        self.menubar = QtWidgets.QMenuBar(parent=MainWindow)
-        self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 19))
-        self.menubar.setObjectName("menubar")
-        MainWindow.setMenuBar(self.menubar)
-        self.statusbar = QtWidgets.QStatusBar(parent=MainWindow)
-        self.statusbar.setObjectName("statusbar")
-        MainWindow.setStatusBar(self.statusbar)
-
-        self.retranslateUi(MainWindow)
-        QtCore.QMetaObject.connectSlotsByName(MainWindow)
-
-    def retranslateUi(self, MainWindow):
-        _translate = QtCore.QCoreApplication.translate
-        MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
diff --git a/ui/testWindow.ui b/ui/testWindow.ui
deleted file mode 100644
index 005f94b..0000000
--- a/ui/testWindow.ui
+++ /dev/null
@@ -1,37 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ui version="4.0">
- <class>MainWindow</class>
- <widget class="QMainWindow" name="MainWindow">
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>800</width>
-    <height>600</height>
-   </rect>
-  </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
-  <widget class="QWidget" name="centralwidget">
-   <layout class="QVBoxLayout" name="verticalLayout">
-    <item>
-     <widget class="QTextEdit" name="textEdit"/>
-    </item>
-   </layout>
-  </widget>
-  <widget class="QMenuBar" name="menubar">
-   <property name="geometry">
-    <rect>
-     <x>0</x>
-     <y>0</y>
-     <width>800</width>
-     <height>19</height>
-    </rect>
-   </property>
-  </widget>
-  <widget class="QStatusBar" name="statusbar"/>
- </widget>
- <resources/>
- <connections/>
-</ui>