Birmingham is in the grip of a build-to-rent (BTR) boom that is quietly reordering the city's residential landscape. Cranes across the city centre and inner suburbs are no longer just delivering flats for sale — they are delivering purpose-built rental blocks, professionally managed and designed for tenants who once would have looked to the traditional buy-to-let sector for a home. Thousands of BTR units are now under construction or in planning across Birmingham, with the city ranking among the top three UK locations for institutional rental investment outside London, according to industry tracking of the sector. This is not a marginal trend. It represents a structural shift in how homes are financed, built and let in Britain's second city.