Since calling at the bar in 2001 Gail has been instructed in a wide range of criminal and civil cases. Her principal area of practice is criminal law with particular expertise in sexual offences. Gail has appeared in most courts and has a wealth of experience in preparing and conducting complex cases.

Gail also practices in the fields of medical negligence and personal injury law. Her experience of medical negligence cases includes birth injuries of cerebral palsy and quadripligia.Her personal injury experience includes employers' liability, occupiers' liability, road traffic accidents and industrial diseases. Gail has appeared for both pursuer and defender and has experience in high value cases.