‘… secure the development of previously developed land and buildings in urban areas as a first priority; allow for the release of land for housing in phases over the period of the plan, the timing of release to take account of the need for co-ordinated vision of the necessary infrastructure and the overall availability of land for housing identified in the housing provision studies; and take account of the potential housing land provision and policy framework in place in adjoining local authority areas to ensure a sub-regionally consistent approach that does not undermine urban renaissance in other districts’