This is part 4 of a simple introduction tutorial to the powerful AWS CloudFormation tool. How does AWS CloudFormation work? What is a CloudFormation stack? We'll continue to learn how to use and run CloudFormation and learn how CloudFormation works. Change Sets is the coveted Dry Run Mode Ability. In this video we'll cover how to use this dry run ability to preview the changes before we update a stack. Google Slides: https://docs.google.com/presentation/d/1Y7HksnhB85nQYrPM0cuQ6divZ__OrIXqxkY_ZSDb1iQ/edit Blog Post: https://blog.boltops.com/2017/04/07/a-simple-introduction-to-aws-cloudformation-part-4-change-sets-dry-run-mode Video series: * EC2 Instance Part 1 AWS CloudFormation Basic Intro https://www.youtube.com/watch?v=VR1mmq5yWBI * EC2 and Route53 Part 2 AWS CloudFormation Basic Intro https://www.youtube.com/watch?v=HjjT7r1MCfg * Update Stack Part 3 AWS CloudFormation Basic Intro https://www.youtube.com/watch?v=yptjEjRY180 * Change Sets is Dry Run Part 4 AWS CloudFormation Basic Intro https://www.youtube.com/watch?v=UCNxFTmi-dw Source code: https://github.com/tongueroo/cloudformation-examples LinkedIn: https://linkedin.com/in/tongueroo Twitter: https://twitter.com/tongueroo Need DevOps help or support? https://boltops.com