In the event of a disaster to your AWS infrastructure you should be able to quickly launch resourcesin Amazon Web Services (AWS) to ensure business continuity. The following are some key steps you should have in place for preparation: 1. Set up Amazon EC2 instances to replicate or mirror data. 2. Ensure that you have all supporting custom software packages available in AWS. 3. Create and maintain AMIs of key servers where fast recovery is required. 4. Regularly run these servers, test them, and apply any software updates and configuration changes. 5. Consider automating the provisioning of AWS resources. Reference: http://d36cz9buwru1tt.cloudfront.net/AWS_Disaster_Recovery.pdf