Make sure your property complies with the latest legislations
https://www.gov.uk/energy-performance-certificate-commercial-property
https://www.gov.uk/check-energy-performance-public-building
https://www.gov.uk/who-is-responsible-for-asbestos-found-in-my-commercial-property
https://www.gov.uk/workplace-fire-safety-your-responsibilities/fire-risk-assessments