ERP implementation is a structured process that helps organizations integrate and manage core business functions through a unified system. The process begins with clear goal setting, stakeholder alignment, and detailed planning. Key steps include requirements analysis, vendor selection, system design, data migration, customization, testing, training, and final deployment. Timelines typically range from a few months to over a year, depending on company size and complexity. Costs vary based on software licensing, infrastructure, customization, and consulting support. Best practices include strong project management, executive sponsorship, user training, change management, and ongoing evaluation to ensure a smooth transition and long-term system success.