A built-up area along a main road running outwards from the city; a location that combines cheaper land with high accessibility, and the chance of attracting trade from passing traffic. See Milward (2003) Canad. Geogr./Géog. canad. 46, 1 and Murdoch and Lowe (2003) TIBG 28, 3 on the campaign by the Council for the Preservation of Rural England (CPRE) against ribbon development.