diff --git a/README.md b/README.md
index cf74dda..a4ea0b3 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,10 @@ This sets up:
 * Nomad Client load balancer for an ingress proxy admin UI
 * Related Subnets & Security groups
 
+Each node is set up as either a Nomad Server or Nomad Client with basic dependencies (i.e. curl, apt-transport-https, gnupg-agent, jq), Docker, and the Nomad binary. Nomad and Docker are both configured to launch as systemd services.
+
+See (the startup script template)[(./templates/startup.sh.tpl)] and (nomad config setup template)[(./templates/nomad.sh.tpl)] for details.
+
 ### Dependencies
 
 - Terraform 12+
diff --git a/aws_cluster.tf b/aws_cluster.tf
index c24c316..5a60fb5 100644
--- a/aws_cluster.tf
+++ b/aws_cluster.tf
@@ -4,8 +4,6 @@ locals {
   base_config_values = {
     datacenter           = var.region
     region               = var.region
-    authoritative_region = var.authoritative_region
-    replication_token    = var.replication_token
     retry_provider       = var.retry_join.provider
     retry_tag_key        = var.retry_join.tag_key
     retry_tag_value      = "${var.retry_join.tag_value_prefix}-${var.cluster_name}"
diff --git a/variables.tf b/variables.tf
index f24c013..ba2413f 100644
--- a/variables.tf
+++ b/variables.tf
@@ -12,13 +12,6 @@ variable "region" {
   default = "us-east-1"
 }
 
-/* Not used unless multi-region Nomad is set up  */
-
-variable "replication_token" {
-  type    = string
-  default = ""
-}
-
 variable "public_availability_zones" {
   type = list(string)
   default = ["us-east-1a", "us-east-1b"]
@@ -114,6 +107,7 @@ variable "desired_servers" {
   Three is recommended for most production setups.
   One is viable but does not allow for a high availibility raft cluster.
 */
+
 variable "max_servers" {
   type    = number
   default = 3