This assessment task booklet includes four tasks for BSBSUS401 Implement and Monitor Environmentally Sustainable Work Practices: written questions, resource usage identification, performance improvement implementation, and sustainability activities review. The booklet provides information on assessment preparation, appeals, and instructions for each task. The written questions task requires identifying internal and external information sources for sustainability improvements. The resource usage identification task involves reviewing a case study company's work practices and discussing the report with stakeholders. The performance improvement implementation task requires implementing two activities from the sustainability improvement report action plan. The sustainability activities review task involves reporting on the outcomes of the implementation of the sustainability improvement report.