The document outlines three business applications - APP1, APP2, and APP3. APP1 is a CRM application used for customer, product, and contract data that is now migrated to SAP. APP2 is a supply chain optimization system. APP3 is a front office application used for the corporate intranet and website. Availability requirements and costs of downtime are provided for each application, with downtimes of 3 days, 3 weeks, and 8 hours estimated to have low to high costs. Dependencies between applications and potential mitigation actions are also noted.