The document summarizes the potential impacts of introducing a National Living Wage in the UK. It finds that around 6 million employees, or one-in-four by 2020, will see their pay increase. Private sector firms and those in hospitality, retail, care and cleaning may face greater challenges due to higher percentages of the workforce being affected and larger increases to wage bills. While many firms can adapt through various means, the scale of the changes poses new difficulties, emphasizing the government's role in supporting businesses and a successful implementation through organizations like the Low Pay Commission.