diff --git a/LICENSE b/LICENSE
index a6e3b3e1..c844c705 100644
--- a/LICENSE
+++ b/LICENSE
@@ -186,7 +186,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright 2017-2019 Cloud Posse, LLC
+   Copyright 2017-2020 Cloud Posse, LLC
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/README.md b/README.md
index 05e99c9d..7300703c 100644
--- a/README.md
+++ b/README.md
@@ -86,6 +86,11 @@ We literally have [*hundreds of terraform modules*][terraform_modules] that are
 Instead pin to the release tag (e.g. `?ref=tags/x.y.z`) of one of our [latest releases](https://github.com/cloudposse/terraform-aws-cloudfront-s3-cdn/releases).
 
 
+
+For a complete example, see [examples/complete](examples/complete).
+
+For automated tests of the complete example using [bats](https://github.com/bats-core/bats-core) and [Terratest](https://github.com/gruntwork-io/terratest) (which tests and deploys the example on AWS), see [test](test).
+
 ```hcl
 module "cdn" {
   source           = "git::https://github.com/cloudposse/terraform-aws-cloudfront-s3-cdn.git?ref=master"
@@ -97,8 +102,6 @@ module "cdn" {
 }
 ```
 
-Full working example can be found in [examples](./examples) folder.
-
 ### Generating ACM Certificate
 
 Use the AWS cli to [request new ACM certifiates](http://docs.aws.amazon.com/acm/latest/userguide/gs-acm-request.html) (requires email validation)
@@ -156,10 +159,10 @@ Available targets:
 | cors_allowed_methods | List of allowed methods (e.g. GET, PUT, POST, DELETE, HEAD) for S3 bucket | list(string) | `<list>` | no |
 | cors_allowed_origins | List of allowed origins (e.g. example.com, test.com) for S3 bucket | list(string) | `<list>` | no |
 | cors_expose_headers | List of expose header in the response for S3 bucket | list(string) | `<list>` | no |
-| cors_max_age_seconds | Time in seconds that browser can cache the response for S3 bucket | string | `3600` | no |
+| cors_max_age_seconds | Time in seconds that browser can cache the response for S3 bucket | number | `3600` | no |
 | custom_error_response | List of one or more custom error response element maps | object | `<list>` | no |
 | default_root_object | Object that CloudFront return when requests the root URL | string | `index.html` | no |
-| default_ttl | Default amount of time (in seconds) that an object is in a CloudFront cache | string | `60` | no |
+| default_ttl | Default amount of time (in seconds) that an object is in a CloudFront cache | number | `60` | no |
 | delimiter | Delimiter to be used between `namespace`, `stage`, `name` and `attributes` | string | `-` | no |
 | enabled | Select Enabled if you want CloudFront to begin processing requests as soon as the distribution is created, or select Disabled if you do not want CloudFront to begin processing requests after the distribution is created. | bool | `true` | no |
 | encryption_enabled | When set to 'true' the resource will have aes256 encryption enabled by default | bool | `false` | no |
@@ -172,20 +175,18 @@ Available targets:
 | geo_restriction_locations | List of country codes for which  CloudFront either to distribute content (whitelist) or not distribute your content (blacklist) | list(string) | `<list>` | no |
 | geo_restriction_type | Method that use to restrict distribution of your content by country: `none`, `whitelist`, or `blacklist` | string | `none` | no |
 | index_document | Amazon S3 returns this index document when requests are made to the root domain or any of the subfolders | string | `` | no |
-| ipv6_enabled | Set to true to enable an AAAA DNS record to be set as well as the A record | bool | `false` | no |
-| is_ipv6_enabled | State of CloudFront IPv6 | bool | `true` | no |
+| ipv6_enabled | Set to true to enable an AAAA DNS record to be set as well as the A record | bool | `true` | no |
 | lambda_function_association | A config block that triggers a lambda function with specific actions | object | `<list>` | no |
-| log_expiration_days | Number of days after which to expunge the objects | string | `90` | no |
-| log_glacier_transition_days | Number of days after which to move the data to the glacier storage tier | string | `60` | no |
+| log_expiration_days | Number of days after which to expunge the objects | number | `90` | no |
+| log_glacier_transition_days | Number of days after which to move the data to the glacier storage tier | number | `60` | no |
 | log_include_cookies | Include cookies in access logs | bool | `false` | no |
 | log_prefix | Path of logs in S3 bucket | string | `` | no |
-| log_standard_transition_days | Number of days to persist in the standard storage tier before moving to the glacier tier | string | `30` | no |
-| max_ttl | Maximum amount of time (in seconds) that an object is in a CloudFront cache | string | `31536000` | no |
-| min_ttl | Minimum amount of time that you want objects to stay in CloudFront caches | string | `0` | no |
+| log_standard_transition_days | Number of days to persist in the standard storage tier before moving to the glacier tier | number | `30` | no |
+| max_ttl | Maximum amount of time (in seconds) that an object is in a CloudFront cache | number | `31536000` | no |
+| min_ttl | Minimum amount of time that you want objects to stay in CloudFront caches | number | `0` | no |
 | minimum_protocol_version | Cloudfront TLS minimum protocol version | string | `TLSv1` | no |
 | name | Name  (e.g. `bastion` or `app`) | string | - | yes |
 | namespace | Namespace (e.g. `eg` or `cp`) | string | `` | no |
-| null | an empty string | string | `` | no |
 | origin_bucket | Origin S3 bucket name | string | `` | no |
 | origin_force_destroy | Delete all objects from the bucket  so that the bucket can be destroyed without error (e.g. `true` or `false`) | bool | `false` | no |
 | origin_path | An optional element that causes CloudFront to request your content from a directory in your Amazon S3 bucket or your custom origin. It must begin with a /. Do not add a / at the end of the path. | string | `` | no |
diff --git a/README.yaml b/README.yaml
index 0474478d..ce9815f5 100644
--- a/README.yaml
+++ b/README.yaml
@@ -56,6 +56,11 @@ description: |-
 
 # How to use this project
 usage: |-
+
+  For a complete example, see [examples/complete](examples/complete).
+
+  For automated tests of the complete example using [bats](https://github.com/bats-core/bats-core) and [Terratest](https://github.com/gruntwork-io/terratest) (which tests and deploys the example on AWS), see [test](test).
+
   ```hcl
   module "cdn" {
     source           = "git::https://github.com/cloudposse/terraform-aws-cloudfront-s3-cdn.git?ref=master"
@@ -67,8 +72,6 @@ usage: |-
   }
   ```
 
-  Full working example can be found in [examples](./examples) folder.
-
   ### Generating ACM Certificate
 
   Use the AWS cli to [request new ACM certifiates](http://docs.aws.amazon.com/acm/latest/userguide/gs-acm-request.html) (requires email validation)
diff --git a/docs/terraform.md b/docs/terraform.md
index a36d0c4b..ef58539b 100644
--- a/docs/terraform.md
+++ b/docs/terraform.md
@@ -15,10 +15,10 @@
 | cors_allowed_methods | List of allowed methods (e.g. GET, PUT, POST, DELETE, HEAD) for S3 bucket | list(string) | `<list>` | no |
 | cors_allowed_origins | List of allowed origins (e.g. example.com, test.com) for S3 bucket | list(string) | `<list>` | no |
 | cors_expose_headers | List of expose header in the response for S3 bucket | list(string) | `<list>` | no |
-| cors_max_age_seconds | Time in seconds that browser can cache the response for S3 bucket | string | `3600` | no |
+| cors_max_age_seconds | Time in seconds that browser can cache the response for S3 bucket | number | `3600` | no |
 | custom_error_response | List of one or more custom error response element maps | object | `<list>` | no |
 | default_root_object | Object that CloudFront return when requests the root URL | string | `index.html` | no |
-| default_ttl | Default amount of time (in seconds) that an object is in a CloudFront cache | string | `60` | no |
+| default_ttl | Default amount of time (in seconds) that an object is in a CloudFront cache | number | `60` | no |
 | delimiter | Delimiter to be used between `namespace`, `stage`, `name` and `attributes` | string | `-` | no |
 | enabled | Select Enabled if you want CloudFront to begin processing requests as soon as the distribution is created, or select Disabled if you do not want CloudFront to begin processing requests after the distribution is created. | bool | `true` | no |
 | encryption_enabled | When set to 'true' the resource will have aes256 encryption enabled by default | bool | `false` | no |
@@ -31,20 +31,18 @@
 | geo_restriction_locations | List of country codes for which  CloudFront either to distribute content (whitelist) or not distribute your content (blacklist) | list(string) | `<list>` | no |
 | geo_restriction_type | Method that use to restrict distribution of your content by country: `none`, `whitelist`, or `blacklist` | string | `none` | no |
 | index_document | Amazon S3 returns this index document when requests are made to the root domain or any of the subfolders | string | `` | no |
-| ipv6_enabled | Set to true to enable an AAAA DNS record to be set as well as the A record | bool | `false` | no |
-| is_ipv6_enabled | State of CloudFront IPv6 | bool | `true` | no |
+| ipv6_enabled | Set to true to enable an AAAA DNS record to be set as well as the A record | bool | `true` | no |
 | lambda_function_association | A config block that triggers a lambda function with specific actions | object | `<list>` | no |
-| log_expiration_days | Number of days after which to expunge the objects | string | `90` | no |
-| log_glacier_transition_days | Number of days after which to move the data to the glacier storage tier | string | `60` | no |
+| log_expiration_days | Number of days after which to expunge the objects | number | `90` | no |
+| log_glacier_transition_days | Number of days after which to move the data to the glacier storage tier | number | `60` | no |
 | log_include_cookies | Include cookies in access logs | bool | `false` | no |
 | log_prefix | Path of logs in S3 bucket | string | `` | no |
-| log_standard_transition_days | Number of days to persist in the standard storage tier before moving to the glacier tier | string | `30` | no |
-| max_ttl | Maximum amount of time (in seconds) that an object is in a CloudFront cache | string | `31536000` | no |
-| min_ttl | Minimum amount of time that you want objects to stay in CloudFront caches | string | `0` | no |
+| log_standard_transition_days | Number of days to persist in the standard storage tier before moving to the glacier tier | number | `30` | no |
+| max_ttl | Maximum amount of time (in seconds) that an object is in a CloudFront cache | number | `31536000` | no |
+| min_ttl | Minimum amount of time that you want objects to stay in CloudFront caches | number | `0` | no |
 | minimum_protocol_version | Cloudfront TLS minimum protocol version | string | `TLSv1` | no |
 | name | Name  (e.g. `bastion` or `app`) | string | - | yes |
 | namespace | Namespace (e.g. `eg` or `cp`) | string | `` | no |
-| null | an empty string | string | `` | no |
 | origin_bucket | Origin S3 bucket name | string | `` | no |
 | origin_force_destroy | Delete all objects from the bucket  so that the bucket can be destroyed without error (e.g. `true` or `false`) | bool | `false` | no |
 | origin_path | An optional element that causes CloudFront to request your content from a directory in your Amazon S3 bucket or your custom origin. It must begin with a /. Do not add a / at the end of the path. | string | `` | no |
diff --git a/examples/complete/fixtures.us-west-1.tfvars b/examples/complete/fixtures.us-east-2.tfvars
similarity index 83%
rename from examples/complete/fixtures.us-west-1.tfvars
rename to examples/complete/fixtures.us-east-2.tfvars
index 072d33ad..f1eb2cdd 100644
--- a/examples/complete/fixtures.us-west-1.tfvars
+++ b/examples/complete/fixtures.us-east-2.tfvars
@@ -1,4 +1,4 @@
-region = "us-west-1"
+region = "us-east-2"
 
 namespace = "eg"
 
diff --git a/main.tf b/main.tf
index 5ea6521b..a3603642 100644
--- a/main.tf
+++ b/main.tf
@@ -17,7 +17,7 @@ locals {
 }
 
 module "origin_label" {
-  source     = "git::https://github.com/cloudposse/terraform-terraform-label.git?ref=tags/0.4.0"
+  source     = "git::https://github.com/cloudposse/terraform-null-label.git?ref=tags/0.16.0"
   namespace  = var.namespace
   stage      = var.stage
   name       = var.name
@@ -110,7 +110,7 @@ resource "aws_s3_bucket" "origin" {
     allowed_headers = var.cors_allowed_headers
     allowed_methods = var.cors_allowed_methods
     allowed_origins = sort(
-      distinct(compact(concat(var.cors_allowed_origins, var.aliases))),
+      distinct(compact(concat(var.cors_allowed_origins, var.aliases)))
     )
     expose_headers  = var.cors_expose_headers
     max_age_seconds = var.cors_max_age_seconds
@@ -118,7 +118,7 @@ resource "aws_s3_bucket" "origin" {
 }
 
 module "logs" {
-  source                   = "git::https://github.com/cloudposse/terraform-aws-s3-log-storage.git?ref=tags/0.5.0"
+  source                   = "git::https://github.com/cloudposse/terraform-aws-s3-log-storage.git?ref=tags/0.7.0"
   namespace                = var.namespace
   stage                    = var.stage
   name                     = var.name
@@ -133,7 +133,7 @@ module "logs" {
 }
 
 module "distribution_label" {
-  source     = "git::https://github.com/cloudposse/terraform-terraform-label.git?ref=tags/0.4.0"
+  source     = "git::https://github.com/cloudposse/terraform-null-label.git?ref=tags/0.16.0"
   namespace  = var.namespace
   stage      = var.stage
   name       = var.name
@@ -147,11 +147,10 @@ data "aws_s3_bucket" "selected" {
 }
 
 locals {
-  bucket = join(
-    "",
+  bucket = join("",
     compact(
-      concat([var.origin_bucket], concat([""], aws_s3_bucket.origin.*.id)),
-    ),
+      concat([var.origin_bucket], concat([""], aws_s3_bucket.origin.*.id))
+    )
   )
 
   bucket_domain_name = var.use_regional_s3_endpoint ? format(
@@ -163,7 +162,7 @@ locals {
 
 resource "aws_cloudfront_distribution" "default" {
   enabled             = var.enabled
-  is_ipv6_enabled     = var.is_ipv6_enabled
+  is_ipv6_enabled     = var.ipv6_enabled
   comment             = var.comment
   default_root_object = var.default_root_object
   price_class         = var.price_class
@@ -250,7 +249,7 @@ resource "aws_cloudfront_distribution" "default" {
 
 module "dns" {
   source           = "git::https://github.com/cloudposse/terraform-aws-route53-alias.git?ref=tags/0.4.0"
-  enabled          = var.enabled && length(var.parent_zone_id) > 0 || length(var.parent_zone_name) > 0 ? true : false
+  enabled          = var.enabled && (var.parent_zone_id != "" || var.parent_zone_name != "") ? true : false
   aliases          = var.aliases
   parent_zone_id   = var.parent_zone_id
   parent_zone_name = var.parent_zone_name
diff --git a/test/src/examples_complete_test.go b/test/src/examples_complete_test.go
index b1ebc473..16ec4f76 100644
--- a/test/src/examples_complete_test.go
+++ b/test/src/examples_complete_test.go
@@ -16,7 +16,7 @@ func TestExamplesComplete(t *testing.T) {
 		TerraformDir: "../../examples/complete",
 		Upgrade:      true,
 		// Variables to pass to our Terraform code using -var-file options
-		VarFiles: []string{"fixtures.us-west-1.tfvars"},
+		VarFiles: []string{"fixtures.us-east-2.tfvars"},
 	}
 
 	// At the end of the test, run `terraform destroy` to clean up any resources that were created
@@ -27,13 +27,11 @@ func TestExamplesComplete(t *testing.T) {
 
 	// Run `terraform output` to get the value of an output variable
 	cfArn := terraform.Output(t, terraformOptions, "cf_arn")
-
 	// Verify we're getting back the outputs we expect
-	assert.Contains(t, cfArn, "arn:aws:cloudfront::126450723953:distribution/")
+	assert.Contains(t, cfArn, "arn:aws:cloudfront::")
 
 	// Run `terraform output` to get the value of an output variable
 	s3BucketName := terraform.Output(t, terraformOptions, "s3_bucket")
-
 	expectedS3BucketName := "eg-test-cloudfront-s3-cdn-origin"
 	// Verify we're getting back the outputs we expect
 	assert.Equal(t, expectedS3BucketName, s3BucketName)
diff --git a/variables.tf b/variables.tf
index 4e9affe3..6cd53eea 100644
--- a/variables.tf
+++ b/variables.tf
@@ -1,18 +1,18 @@
 variable "namespace" {
-  description = "Namespace (e.g. `eg` or `cp`)"
   type        = string
+  description = "Namespace (e.g. `eg` or `cp`)"
   default     = ""
 }
 
 variable "stage" {
-  description = "Stage (e.g. `prod`, `dev`, `staging`)"
   type        = string
+  description = "Stage (e.g. `prod`, `dev`, `staging`)"
   default     = ""
 }
 
 variable "name" {
-  description = "Name  (e.g. `bastion` or `app`)"
   type        = string
+  description = "Name  (e.g. `bastion` or `app`)"
 }
 
 variable "delimiter" {
@@ -112,12 +112,6 @@ variable "compress" {
   description = "Compress content for web requests that include Accept-Encoding: gzip in the request header"
 }
 
-variable "is_ipv6_enabled" {
-  type        = bool
-  default     = true
-  description = "State of CloudFront IPv6"
-}
-
 variable "default_root_object" {
   type        = string
   default     = "index.html"
@@ -143,16 +137,19 @@ variable "log_prefix" {
 }
 
 variable "log_standard_transition_days" {
+  type        = number
   description = "Number of days to persist in the standard storage tier before moving to the glacier tier"
   default     = 30
 }
 
 variable "log_glacier_transition_days" {
+  type        = number
   description = "Number of days after which to move the data to the glacier storage tier"
   default     = 60
 }
 
 variable "log_expiration_days" {
+  type        = number
   description = "Number of days after which to expunge the objects"
   default     = 90
 }
@@ -188,6 +185,7 @@ variable "cors_expose_headers" {
 }
 
 variable "cors_max_age_seconds" {
+  type        = number
   default     = 3600
   description = "Time in seconds that browser can cache the response for S3 bucket"
 }
@@ -229,16 +227,19 @@ variable "cached_methods" {
 }
 
 variable "default_ttl" {
+  type        = number
   default     = 60
   description = "Default amount of time (in seconds) that an object is in a CloudFront cache"
 }
 
 variable "min_ttl" {
+  type        = number
   default     = 0
   description = "Minimum amount of time that you want objects to stay in CloudFront caches"
 }
 
 variable "max_ttl" {
+  type        = number
   default     = 31536000
   description = "Maximum amount of time (in seconds) that an object is in a CloudFront cache"
 }
@@ -250,10 +251,11 @@ variable "trusted_signers" {
 }
 
 variable "geo_restriction_type" {
+  type = string
+
   # e.g. "whitelist"
   default     = "none"
   description = "Method that use to restrict distribution of your content by country: `none`, `whitelist`, or `blacklist`"
-  type        = string
 }
 
 variable "geo_restriction_locations" {
@@ -276,11 +278,6 @@ variable "parent_zone_name" {
   description = "Name of the hosted zone to contain this record (or specify `parent_zone_id`)"
 }
 
-variable "null" {
-  description = "an empty string"
-  default     = ""
-}
-
 variable "static_s3_bucket" {
   type    = string
   default = "aws-cli"
@@ -365,6 +362,6 @@ variable "routing_rules" {
 
 variable "ipv6_enabled" {
   type        = bool
-  default     = false
+  default     = true
   description = "Set to true to enable an AAAA DNS record to be set as well as the A record"
-}
\ No newline at end of file
+}