|Poster put up in London internet cafes from 2010 onwards|
It's not about asking owners to spy on their customers, it's about raising awareness," a police spokesman said, speaking anonymously in line with force policy. "We don't ask them to pass on data for us."Still, he said, police were "encouraging people to check on hard drives." He did not elaborate, saying it would be up to cafe owners to decide if or how to monitor what customers left on their computers.