Improvements to the vendor management portal commenced in transition to a new, much more fl exible and interactive version: it is now possible to modify the assessment questionnaire as required, updating it on foot of new business or legislative requirements, and to request candidates to periodically update and maintain the qualifi cation documents, such as the DURC (certifi cate of regular social contribution payments), the antimafi a certifi cation, annual reports, and the authorisations required to perform specifi c activities.