private DefaultListModel<Listing> searchRecords(DefaultListModel<Listing> searchSet, String text) {
		DefaultListModel<Listing> resultSet = new DefaultListModel<Listing>();
		if (searchSet.isEmpty()) {
			return resultSet;
		}
		int counter = 0;
		while (counter < searchSet.size()) {
			Listing testee = searchSet.get(counter);
			if (testee.getFirstName() != null && testee.getLastName() != null && (testee.getLastName().contains(text) || testee.getFirstName().contains(text))) {
				resultSet.addElement(testee);
			}
			counter++;
		}
		return resultSet;
	}