- the lowest price from the last 30 days before the promotion

- the lowest price from the last 30 days before the promotion

- the lowest price from the last 30 days before the promotion

- the lowest price from the last 30 days before the promotion

- the lowest price from the last 30 days before the promotion

- the lowest price from the last 30 days before the promotion

- the lowest price from the last 30 days before the promotion