—depending on whether it's done with other activities or other changes that we're talking about. So it would take significant dollars, but that is not a bad ballpark figure in terms of how much it would cost. However, it could also be done over a number of years.
What might also be important to look into is the fact that PricewaterhouseCoopers also gave us an idea in terms of a timeline having to do with the first three years, and then doing it over five years. That's probably the way it should be done. Phase it in so that people can get used to the new way of doing business, the new information.
That number, as I say, is not a bad number to—