The Harvey Nichols seasonal fashion shows have always been an unmissable spectacle, but this year the bar was raised in spectacular fashion. Using the industrial space that was once the Old Post Office in Birmingham‘s magnificent Mailbox complex, this show showcased the best of this season’s hot style offerings. In the past the Harvey Nichols show have been impressive, but somewhat restricted to the actual brands stocked in store. But now, with the click and collect service in place, Harvey Nichols Birmingham can now deliver the best of British design, from Mary Katrantzou, Roksanda Ilincic, Roland Mouret and Christopher Kane. All these designers, and so many more, were represented in…