Index: ActiviteitenOpvolging/ActiviteitenOpvolging/domain/managers/implementations/WorkItemManager.vb
===================================================================
diff -u -r1731 -r1736
--- ActiviteitenOpvolging/ActiviteitenOpvolging/domain/managers/implementations/WorkItemManager.vb	(.../WorkItemManager.vb)	(revision 1731)
+++ ActiviteitenOpvolging/ActiviteitenOpvolging/domain/managers/implementations/WorkItemManager.vb	(.../WorkItemManager.vb)	(revision 1736)
@@ -5,4 +5,16 @@
     Public Function GiveWorkItems(workPostIndex As Integer, employees As List(Of IEmployee)) As ICollection(Of IWorkItem) Implements IWorkItemManager.GiveWorkItems
         Return CacheMapper.GetData(workPostIndex, employees)
     End Function
+
+    Public Sub StartActivity(activity As IActivity, employee As IEmployee) Implements IWorkItemManager.StartActivity
+        Throw New NotImplementedException("Activity start...")
+    End Sub
+
+    Public Sub FinishActivity(activity As IActivity) Implements IWorkItemManager.FinishActivity
+        Throw New NotImplementedException("Activity finish...")
+    End Sub
+
+    Public Sub StopActivity(activity As IActivity) Implements IWorkItemManager.StopActivity
+        Throw New NotImplementedException("Activity stop...")
+    End Sub
 End Class
Index: ActiviteitenOpvolging/ActiviteitenOpvolging/screens/employee/details/EmployeeDetailUserControl.vb
===================================================================
diff -u -r1728 -r1736
--- ActiviteitenOpvolging/ActiviteitenOpvolging/screens/employee/details/EmployeeDetailUserControl.vb	(.../EmployeeDetailUserControl.vb)	(revision 1728)
+++ ActiviteitenOpvolging/ActiviteitenOpvolging/screens/employee/details/EmployeeDetailUserControl.vb	(.../EmployeeDetailUserControl.vb)	(revision 1736)
@@ -124,7 +124,7 @@
         Try
             _parentUserControl.StopActivity()
         Catch ex As Exception
-            MessageBox.Show($"Could not pauze activity.{vbNewLine}{ex.Message}", "An error occured...", MessageBoxButtons.OK, MessageBoxIcon.Error)
+            MessageBox.Show($"Could not stop activity.{vbNewLine}{ex.Message}", "An error occured...", MessageBoxButtons.OK, MessageBoxIcon.Error)
         End Try
     End Sub
 
Index: ActiviteitenOpvolging/ActiviteitenOpvolging/ActiviteitenOpvolgingForm.vb
===================================================================
diff -u -r1735 -r1736
--- ActiviteitenOpvolging/ActiviteitenOpvolging/ActiviteitenOpvolgingForm.vb	(.../ActiviteitenOpvolgingForm.vb)	(revision 1735)
+++ ActiviteitenOpvolging/ActiviteitenOpvolging/ActiviteitenOpvolgingForm.vb	(.../ActiviteitenOpvolgingForm.vb)	(revision 1736)
@@ -199,5 +199,17 @@
         Return _domainController.GetSelectedEmployee(employeeIndex)
     End Function
 
+    Public Sub StartActivity(employee As IEmployee) Implements IEmployeesMainForm.StartActivity
+        _domainController.StartActivity(_selectedActivity, employee)
+    End Sub
+
+    Public Sub FinishActivity() Implements IEmployeesMainForm.FinishActivity
+        _domainController.FinishActivity(_selectedActivity)
+    End Sub
+
+    Public Sub StopActivity() Implements IEmployeesMainForm.StopActivity
+        _domainController.StopActivity(_selectedActivity)
+    End Sub
+
 #End Region
 End Class
Index: ActiviteitenOpvolging/ActiviteitenOpvolging/domain/controllers/DomainController.vb
===================================================================
diff -u -r1733 -r1736
--- ActiviteitenOpvolging/ActiviteitenOpvolging/domain/controllers/DomainController.vb	(.../DomainController.vb)	(revision 1733)
+++ ActiviteitenOpvolging/ActiviteitenOpvolging/domain/controllers/DomainController.vb	(.../DomainController.vb)	(revision 1736)
@@ -62,6 +62,19 @@
     Function GiveWorkItems(workPostIndex As Integer) As ICollection(Of IWorkItem) Implements IDomainController.GiveWorkItems
         Return _workItemManager.GiveWorkItems(workPostIndex, _employeeManager.Employees.ToList())
     End Function
+
+    Public Sub StartActivity(activity As IActivity, employee As IEmployee) Implements IDomainController.StartActivity
+        _workItemManager.StartActivity(activity, employee)
+    End Sub
+
+    Public Sub FinishActivity(activity As IActivity) Implements IDomainController.FinishActivity
+        _workItemManager.FinishActivity(activity)
+    End Sub
+
+    Public Sub StopActivity(activity As IActivity) Implements IDomainController.StopActivity
+        _workItemManager.StopActivity(activity)
+    End Sub
+
 #End Region
 
 End Class
Index: ActiviteitenOpvolging/ActiviteitenOpvolging/screens/IEmployeesMainForm.vb
===================================================================
diff -u -r1726 -r1736
--- ActiviteitenOpvolging/ActiviteitenOpvolging/screens/IEmployeesMainForm.vb	(.../IEmployeesMainForm.vb)	(revision 1726)
+++ ActiviteitenOpvolging/ActiviteitenOpvolging/screens/IEmployeesMainForm.vb	(.../IEmployeesMainForm.vb)	(revision 1736)
@@ -24,4 +24,8 @@
     ''' <param name="employeeIndex"></param>
     ''' <returns>The selected employee if there is one. 'Nothing' if there wasn't one.</returns>
     Function GetSelectedEmployee(employeeIndex As Integer) As IEmployee
+
+    Sub StartActivity(employee As IEmployee)
+    Sub FinishActivity()
+    Sub StopActivity()
 End Interface
Index: ActiviteitenOpvolging/ActiviteitenOpvolging/domain/managers/IworkItemManager.vb
===================================================================
diff -u -r1731 -r1736
--- ActiviteitenOpvolging/ActiviteitenOpvolging/domain/managers/IworkItemManager.vb	(.../IworkItemManager.vb)	(revision 1731)
+++ ActiviteitenOpvolging/ActiviteitenOpvolging/domain/managers/IworkItemManager.vb	(.../IworkItemManager.vb)	(revision 1736)
@@ -5,4 +5,10 @@
     ''' <param name="workPostIndex">The index of the work post, 0 based</param>
     ''' <returns>Collection of the work items</returns>
     Function GiveWorkItems(workPostIndex As Integer, employees As List(Of IEmployee)) As ICollection(Of IWorkItem)
+
+    Sub StartActivity(activity As IActivity, employee As IEmployee)
+
+    Sub FinishActivity(activity As IActivity)
+
+    Sub StopActivity(activity As IActivity)
 End Interface
Index: ActiviteitenOpvolging/ActiviteitenOpvolging/domain/controllers/IDomainController.vb
===================================================================
diff -u -r1718 -r1736
--- ActiviteitenOpvolging/ActiviteitenOpvolging/domain/controllers/IDomainController.vb	(.../IDomainController.vb)	(revision 1718)
+++ ActiviteitenOpvolging/ActiviteitenOpvolging/domain/controllers/IDomainController.vb	(.../IDomainController.vb)	(revision 1736)
@@ -32,7 +32,7 @@
     ''' Deselect an employee.
     ''' </summary>
     ''' <param name="employeeNumber">The number (index) of an employee, 0 based</param>
-    sub DeselectEmployee(employeeNumber As Integer)
+    Sub DeselectEmployee(employeeNumber As Integer)
 #End Region
 
 #Region "Work items"
@@ -42,5 +42,11 @@
     ''' <param name="workPostIndex">The index of the work post, 0 based</param>
     ''' <returns>Collection of the work items</returns>
     Function GiveWorkItems(workPostIndex As Integer) As ICollection(Of IWorkItem)
+
+    Sub StartActivity(activity As IActivity, employee As IEmployee)
+
+    Sub FinishActivity(activity As IActivity)
+
+    Sub StopActivity(activity As IActivity)
 #End Region
 End Interface
Index: ActiviteitenOpvolging/ActiviteitenOpvolging/screens/employee/EmployeeUserControl.vb
===================================================================
diff -u -r1735 -r1736
--- ActiviteitenOpvolging/ActiviteitenOpvolging/screens/employee/EmployeeUserControl.vb	(.../EmployeeUserControl.vb)	(revision 1735)
+++ ActiviteitenOpvolging/ActiviteitenOpvolging/screens/employee/EmployeeUserControl.vb	(.../EmployeeUserControl.vb)	(revision 1736)
@@ -154,17 +154,18 @@
 
     ''' <inheritdoc/>
     Public Sub StartActivity() Implements IEmployeeDetailParentUserControl.StartActivity
-        Throw New NotImplementedException
+        'Start activity with correct employee.
+        _parentForm.StartActivity(_parentForm.GetSelectedEmployee(EmployeeIndex))
     End Sub
 
     ''' <inheritdoc/>
     Public Sub FinishActivity() Implements IEmployeeDetailParentUserControl.FinishActivity
-        Throw New NotImplementedException
+        _parentForm.FinishActivity()
     End Sub
 
     ''' <inheritdoc/>
     Public Sub StopActivity() Implements IEmployeeDetailParentUserControl.StopActivity
-        Throw New NotImplementedException
+        _parentForm.StopActivity()
     End Sub
 #End Region