The plan, being examined by Croydon Council on Wednesday, 12 August, would use electronic monitoring to restrict offenders from returning to areas where they repeatedly target shops. London Shoplifters Face Possible GPS Exclusion ZonesCroydon Executive Mayor Jason Perry is examining whether GPS ankle tags could be used alongside exclusion zones to keep prolific offenders away from particular parts of the borough. 'Our businesses have had enough of prolific offenders repeatedly targeting their shops, and so have I,' he added. The force was described as the first in the UK to successfully pilot ankle tags in this way. For now, GPS tagging remains a proposal rather than a new rule for London shoplifters.