Martin Lewis and City of London Police have not warned about a scam involving banks and mobile networks20 November 2020What was claimed City of London Police and Martin Lewis are warning people about a scam involving banks and mobile networks. The post text reads:‘Straight from the City of London Police fraud team - Extremely sophisticated scam going about this week, involving all banks. Action Fraud, who are part of City of London Police, have repeatedly stated that this isn’t a real warning. Martin Lewis has also said on Facebook that he has never warned about such a crime. For the purposes of that scheme, we’ve rated this claim as false because this is not a real scam.