The letter was signed by groups including McColl’s Retail Group, Co-op Food and Costcutter. 

It asks for tougher sentences for those who attack shopworkers; a change to the out-of-court disposals system; and a full review into the response of police forces to violent incidents. 

In the same week, NFRN immediate past president Mike Mitchelson made a direct appeal to the home secretary, Sajid Javid, highlighting the need for more action, at a meeting in Cumbria.