The document discusses localization of iPhone apps. It provides background on Keywords International, a company that provides localization services since 1998. Localization involves adapting applications for different languages and cultures, and the document outlines why it is important (to increase sales and market penetration). It recommends planning for localization from the start of an app's development by using the iPhone SDK's localization features. The document also covers what elements need localization beyond just text, and tips for designing apps to facilitate the localization process.