Worldwide ERC, founded in 1964, supports members across various sectors by addressing challenges in workforce mobility and providing best practices for employee relocations. The relocation industry has evolved into a $30 billion sector, with significant changes impacting corporate policies, appraisals, and market dynamics, particularly through the distinction between mortgage and relocation appraisals. Key differences between these appraisals include their intended use, purpose, marketing time, and approaches to forecasting market trends.