A man has been jailed for entering a housing estate from which he was banned.Anthony Ahmet, 22, of St Albans was one of several people banned in April from returning to Islington's Andover estate as part of measures to tackle anti-social behaviour.Mr Ahmet was arrested by police on October 15 after he was spotted on the estate. He appeared at Shoreditch County Court the next day where he was sentenced to 28 days in prison for breaching his injunction.Cllr Paul Convery, Islington Council's executive...