what he is doing should be a crime under British law, the key is to get the right part of the government interested. In the US, that would be the local U.S. attorney as copyright is federal law. I'm not sure about the U.K. It would be very helpful to hire a UK intellectual property lawyer, in a smaller firm to advise you how to proceed. One way to find such a lawyer would be to check out http://www.martindale.com for worldwide listings. It may cost you a little money to do this, but it will save you much trouble in the end as its nearly impossible to get anything done in another country unless you have someone there working for you. I know this is not much help, but from Missouri i am of limited help... please let me know privately if I can do anything more.