A professional review by a Chartered Institute of Building (CIOB) professional typically involves evaluating a project or construction site to ensure it meets industry standards and regulations. This process may involve conducting site visits, reviewing documentation, and interviewing project stakeholders. The goal of the review is to identify any potential issues or risks, and make recommendations for improvement. CIOB professionals bring a wealth of knowledge and expertise to these reviews, ensuring that projects are completed safely, efficiently, and according to best practices in the construction industry.