Place the CFn template "make_servicenow_autoscaling.template" in the "cfn" folder
Fill out the terraform.tfvar.template file in each folder with your variables. Remove the .template extension.
If upgrading a ServiceNow version, after deploying the nodes, update the system_properties table records "glide.war" and "glide.war.properties" to the patch version. ex: glide-jakarta-05-03-2017__patch9-05-02-2018_05-10-2018_1459.zip
Run Terraform Apply