/// <summary>
 /// Deletes a PERSON from database.
 /// </summary>
 public static void DeletePerson(PERSON person)
 {
     DBEF.PERSON.Remove(person);
     DBEF.SaveChanges();
 }
 public static void AddPerson(PERSON person)
 {
     DBEF.PERSON.Add(person);
     DBEF.SaveChanges();
 }