With the number of retail administrations up 15% in the first quarter of 2012 compared to a year ago (according to research by Deloitte), the recent High Court case of Leisure (Norwich) II Limited v Luminar Lava Ignite Limited (in administration) 28 March 2012 will be of particular interest to landlords.  They will not be pleased with the decision that unpaid rent which falls due prior to the appointment of an administrator/liquidator amounts to an unsecured claim against the insolvent tenant.  It is not to be treated as an expense of the administration/liquidation (and w