Safer Bristol has just announced a six-month pilot of an e-enabled neighbourhood alert scheme. Henbury neighbours and traders will trial Alert Boxes, which can be programmed with the owner’s name, address and telephone number. Each householder or trader then has the option of issuing a warning, by pressing an orange button – alerting neighbours, for example, to a bogus caller or any suspicious behaviour – or, by pressing another button, calling for assistance.
More details here