The document discusses onboarding and provides information about common and uncommon onboarding practices. It defines onboarding as a strategic process used by businesses to optimize the impact of new employees during their first 90-120 days. Common practices include orientation, networking, goal setting and metrics while uncommon practices include using external/internal coaches and onboarding portals. The document also outlines important onboarding outcomes and checklists as well as case studies from various companies.