public static void RemoveApartmentCategory(ApartmentCategory category)
{
XmlApartmentCategoryWriter writer = new XmlApartmentCategoryWriter(ApartmentCategoryFile);
writer.RemoveElement(category);
}
public static void AddApartmentCategory(ApartmentCategory category)
{
XmlApartmentCategoryWriter writer = new XmlApartmentCategoryWriter(ApartmentCategoryFile);
writer.AppendElement(category);
}