The document outlines challenges faced by legacy web applications, such as lack of internationalization and scalability issues, and provides solutions including using modern CMS/portal platforms like WordPress, Drupal, SharePoint, Joomla, and Liferay. Each option is evaluated based on features, security, and suitability for different use cases, with a specific focus on Liferay and Drupal for enterprise implementations. Ultimately, it suggests using Drupal for CMS needs and Liferay for integrated portal and ECM requirements.