sentences:  In a bid to increase its share of low-cost traffic, Melbourne Airport announced plans to cut usage fees soon after Tiger's announcement of establishing a hub there.Tiger's mention of New Zealand as a potential market raised concerns in that country.Just days before the launch of Tiger Airways Australia, Jetstar offered 5,000 seats on 21 November 2007 for the price of five cents, inclusive of taxes, on seven domestic routes, costing the airline $25 per seat.