 Procurement Policy Notes on responding to the 2019-2020 coronavirus pandemic were published in March 2020.CCS operated a Mystery Shopper scheme from February 2011 to November 2018, whose remit was to provide a route for suppliers to raise concerns about public procurement practice in England, The service was rebranded as the "Public Procurement Review Service" in November 2018, responding to feedback from suppliers and public bodies that the "mystery shopper" title did not properly reflect the role of the service.General transparency principles applicable to government procurement were published in March 2015 and updated in February 2017, stating that there is a presumption in favour of contractual information being made publicly available (except in matters of commercial confidentiality such as pricing, intellectual property and business plans).