role, they will be condemned for trading on the royal name. if they play is down, people will say, what s wrong with you? shouldn t you let people know your daughtersbe queen oyal role. many in the industry say their company will get a boost. this par we have four street pa coming up that have been booked becausof the royal wedding. we ve seen a massive increase in themed prince and princess parties. reporter: but it could be a fine balancing act for kate s family. even those within the royal family have had business trouble in the past. prince edward w closed company,ardent productions secretly filmed prince william at university in scotland. the royals we re told have n problem with the middleton s family business and once the