By Julian O'Neill BBC Newsline reporter

A packed police warehouse near Lisburn in County Antrim contains evidence of the huge scale of counterfeiting in Northern Ireland, where paramilitaries and other criminal gangs have cornered a multi-million pound market.

Seizures of fake goods, like clothes and DVDs, are up 30% on last year.

One police officer who directs many crackdown operations said: "We would like to think we are making some impact, but it's a continual struggle."

Not everybody is going to buy drugs but there's a lot of temptation to buy the latest film - people need to be educated as to where this money is going

Spencer Mott Federation Against Copyright Theft

Helped by advances in technology, counterfeiting is a massive growth industry in the province that now has an international dimension.

Film titles which have not yet reached the cinemas are being sold for up to �10 at markets and car boot sales after being counterfeited in the Far East for less than 50p.

The Federation Against Copyright Theft (FACT) represents the interests of the film industry and in Northern Ireland they are overworked.

'Problem markets'