Oscar has a good way to switch between forms in his repository. Ask him for the link and apply it to the Form.cs file so that memory usage remains constant and doesn't grow due to more pages being created.
changed the way that the forms operate so that the main form (Form1.cs) is the owner of the other forms so that the hierarchy is maintained and forms don't get repeatedly made.
Oscar has a good way to switch between forms in his repository. Ask him for the link and apply it to the Form.cs file so that memory usage remains constant and doesn't grow due to more pages being created.