NEW YORK: Since September 11, 2001 attacks, the Americans Muslims have been under intense security from terrorism fighters, but they have also been getting some more welcome attention from US businesses. They have become a hot new niche market. This year, Hallmark Cards introduced greeting cards celebrating Eid-ul-Fitr. The new cards quickly sold out. In 2002, the US Postal Service printed 35 million Eid stamps as part of its holiday celebrations series. This year, it expects to sell 44 million of the royal blue stamps, which feature the Arabic phrase, "Eid Mubarik" (Blessed be your Holiday) Form-hiding gowns for Muslim...