Examples include:
■ LUL's Property estate - or example, the shops, restaurants and staff facilities provided in and around London Underground stations.
■ Security - LUL works with the British Transport Police to provide a number of services, including the prevention of terrorist attacks on the network.
■ National network interfaces - LUL, Network Rail and the Train Operating Companies provide limited train and/or station services to each other on discrete parts of the LUL network.