Sports footwear designer and manufacturer Vans Inc is embarking on an ambitious expansion plan over the course of its next financial year. According to the company's annual report, which was filed on Wednesday, it plans to open 8-12 stores, remodel 6- 10 existing stores, and open four additional skate parks between now and May 31, 2002 - at a total cost of between $9.5 and $13 million.