The document discusses various HR challenges faced during mergers and acquisitions (M&A). It notes that improper handling of HR issues is a major reason M&As fail. When Tech Mahindra acquired Satyam, the HR department faced challenges in retaining employees and restoring faith in the company. Initiatives included a sales reboot campaign, special induction programs, recognition schemes, and improved communication channels to address issues arising from job uncertainty, culture changes, and the Satyam scandal.