use the following cloudformation templates to set your AWS environment
in order to create opsschool users run this opsschool-creat-users-cloudformation.yaml
once users created create your budget alert by running opsschool-Budgets-alert-cloudformation.yaml template
restrict policy for for creating EC2 instances t2.micro by running: OpscUserPolicyCFN.yaml
create the three instancee for the monitoring session by running opsschool_cloudformation_monitoring.yaml