A football fan who was at Hillsborough the day 97 people died is helping to educate people about so-called "tragedy chanting".
It involves supporters singing songs about disasters - like the 1989 FA Cup semi-final between Liverpool and Nottingham Forest - to taunt rival fans.
Amanda Stanger uses her own experience of the event to speak to fellow Forest supporters arrested for tragedy-related abuse.
She said they can have their season ticket confiscated - and even be prosecuted - if they fail to complete an education programme.
Speaking to BBC Radio Nottingham, Ms Stanger said: "Chanting is part of football - it's how you show your support and encourage the team.