diff --git a/src/CalcManager/ExpressionCommand.h b/src/CalcManager/ExpressionCommand.h
index 0953ab26..275c8da3 100644
--- a/src/CalcManager/ExpressionCommand.h
+++ b/src/CalcManager/ExpressionCommand.h
@@ -6,7 +6,7 @@
 #include "Header Files/CalcEngine.h"
 #include "Header Files/Rational.h"
 
-class CParentheses : public IParenthesisCommand
+class CParentheses final : public IParenthesisCommand
 {
 public:
     CParentheses(_In_ int command);
@@ -18,7 +18,7 @@ private:
     int m_command;
 };
 
-class CUnaryCommand : public IUnaryCommand
+class CUnaryCommand final : public IUnaryCommand
 {
 public:
     CUnaryCommand(int command);
@@ -33,7 +33,7 @@ private:
     std::shared_ptr<CalculatorVector<int>> m_command;
 };
 
-class CBinaryCommand : public IBinaryCommand
+class CBinaryCommand final : public IBinaryCommand
 {
 public:
     CBinaryCommand(int command);
@@ -46,7 +46,7 @@ private:
     int m_command;
 };
 
-class COpndCommand : public IOpndCommand
+class COpndCommand final : public IOpndCommand
 {
 public:
     COpndCommand(
diff --git a/src/CalcViewModel/DataLoaders/UnitConverterDataLoader.cpp b/src/CalcViewModel/DataLoaders/UnitConverterDataLoader.cpp
index b00cf799..dea93bbb 100644
--- a/src/CalcViewModel/DataLoaders/UnitConverterDataLoader.cpp
+++ b/src/CalcViewModel/DataLoaders/UnitConverterDataLoader.cpp
@@ -158,7 +158,6 @@ void UnitConverterDataLoader::GetUnits(_In_ unordered_map<ViewMode, vector<Order
 {
     // US + Federated States of Micronesia, Marshall Islands, Palau
     bool useUSCustomaryAndFahrenheit = m_currentRegionCode == L"US" ||
-        m_currentRegionCode == L"PW" ||
         m_currentRegionCode == L"FM" ||
         m_currentRegionCode == L"MH" ||
         m_currentRegionCode == L"PW";
diff --git a/src/CalcViewModel/StandardCalculatorViewModel.cpp b/src/CalcViewModel/StandardCalculatorViewModel.cpp
index 97cf7a53..44bfb7fb 100644
--- a/src/CalcViewModel/StandardCalculatorViewModel.cpp
+++ b/src/CalcViewModel/StandardCalculatorViewModel.cpp
@@ -499,7 +499,7 @@ void StandardCalculatorViewModel::HandleUpdatedOperandData(Command cmdenum)
         m_selectedExpressionLastData = L"";
         if (ch == 'x')
         {
-            temp = L'\0';
+            temp[0] = L'\0';
             commandIndex = 0;
         }
         else
@@ -516,7 +516,7 @@ void StandardCalculatorViewModel::HandleUpdatedOperandData(Command cmdenum)
         {
             if (commandIndex == 0)
             {
-                delete temp;
+                delete [] temp;
                 return;
             }
 
@@ -564,7 +564,7 @@ bool StandardCalculatorViewModel::IsOperator(Command cmdenum)
 {
     if ((cmdenum == Command::Command0) || (cmdenum == Command::Command1) || (cmdenum == Command::Command2) || (cmdenum == Command::Command3) || (cmdenum == Command::Command4) || (cmdenum == Command::Command5)
         || (cmdenum == Command::Command6) || (cmdenum == Command::Command7) || (cmdenum == Command::Command8) || (cmdenum == Command::Command9) || (cmdenum == Command::CommandPNT) || (cmdenum == Command::CommandBACK)
-        || (cmdenum == Command::CommandEXP) || (cmdenum == Command::CommandFE) || (cmdenum == Command::CommandAE) || (cmdenum == Command::ModeBasic) || (cmdenum == Command::ModeBasic) || (cmdenum == Command::ModeProgrammer) || (cmdenum == Command::ModeScientific)
+        || (cmdenum == Command::CommandEXP) || (cmdenum == Command::CommandFE) || (cmdenum == Command::CommandAE) || (cmdenum == Command::ModeBasic) || (cmdenum == Command::ModeProgrammer) || (cmdenum == Command::ModeScientific)
         || (cmdenum == Command::CommandINV) || (cmdenum == Command::CommandCENTR) || (cmdenum == Command::CommandDEG) || (cmdenum == Command::CommandRAD) || (cmdenum == Command::CommandGRAD)
         || ((cmdenum >= Command::CommandBINEDITSTART) && (cmdenum <= Command::CommandBINEDITEND)))
     {
diff --git a/src/Calculator/Views/CalculatorProgrammerBitFlipPanel.xaml.cpp b/src/Calculator/Views/CalculatorProgrammerBitFlipPanel.xaml.cpp
index 579c627e..3225e01e 100644
--- a/src/Calculator/Views/CalculatorProgrammerBitFlipPanel.xaml.cpp
+++ b/src/Calculator/Views/CalculatorProgrammerBitFlipPanel.xaml.cpp
@@ -30,7 +30,6 @@ CalculatorProgrammerBitFlipPanel::CalculatorProgrammerBitFlipPanel() :
 {
     InitializeComponent();
     auto booleanToVisibilityConverter = ref new Converters::BooleanToVisibilityConverter;
-    auto booleanToVisibilityNegationConverter = ref new Converters::BooleanToVisibilityNegationConverter;
     SetVisibilityBinding(BitFlipPanel, L"IsBinaryBitFlippingEnabled", booleanToVisibilityConverter);
 
     AssignFlipButtons();