It seems that you need to watch out if you live in Berwick and decide to use someone's Wi-Fi connection.

Berwick police have arrested two men after they were caught sitting in a car and using laptops, it seems that they were piggybacking an unsecured wireless network, although it's not known what they were in the process of viewing at the time.
The men were charged under under the 2003 Communications Act with dishonestly obtaining a communications service and were bailed pending further enquiries.

Neighbourhood Inspector Sharon Stavers told the Berwick Advertiser that Wi-Fi users should ensure that there wireless networks are properly secured. "They should make sure that all the security systems are in place to keep their computers safe," she says.