While spending fifteen years at the Australian Taxation Office (ATO) focused on large business compliance, managing audit teams and having a hand in developing these systems for compliance, Miles gained in-depth experience and knowledge of the ATO and the intricacies of how it operates. Since leaving the ATO, Miles has consulted as an interface between private practice accounting and the ATO working across all tax types including; income tax, compliance activities and audits, procedural requirements such as debt management and ruling requests.