The Harley Street BID Secure comms app allows for key security groups in the Harley street are of London to discuss and share information in real-time in a secure and GDPR compliant space that is managed by the Harley Streed BID operations team. The single sign on feature of the app allows users of the Harley Street BID ENS App to automatically log into the Harley Street BID Secure Comms app.