1. The document discusses tips for effective change management based on case studies from restructuring the Revenue Commissioners in Ireland. 2. It describes how the Revenue Commissioners' structure had become mismatched to its strategy over time and did not support excellent customer service. 3. A review team recommended a radical restructuring to align structure with strategy and introduce an integrated customer-focused approach. 4. Modernizing tax processes like gift and inheritance tax and implementing new ICT systems also improved customer service and staff satisfaction.