diff --git a/README.md b/README.md
index e72ac058..bcc6d641 100644
--- a/README.md
+++ b/README.md
@@ -22,3 +22,13 @@ The pipeline verifies that:
 - The generated tile passes all acceptance tests in `ci/acceptance-tests`
 - The generated tile successfully deploys to a current version of PCF
 - The deployed tile passes all deployment tests in `ci/deployment-tests`
+
+## Contributing to the Tile Generator
+
+We welcome comments, questions, and contributions from community members. Please consider
+the following ways to contribute:
+
+- File Github issues for questions, bugs and new features and comment and vote on the ones that you are interested in.
+- If you want to contribute code, please make your code changes on a fork of this repository and submit a
+pull request to the master branch of tile-generator. We strongly suggest that you first file an issue to
+let us know of your intent, or comment on the issue you are planning to address.
diff --git a/sample/missing-properties.yml b/sample/missing-properties.yml
index 05289701..eb3ca1e4 100644
--- a/sample/missing-properties.yml
+++ b/sample/missing-properties.yml
@@ -3,6 +3,8 @@ customer_name: Jimmy's Johnnys
 street_address: Cartaway Alley
 city: New Jersey
 country: country_us
+username: SpongeBob
+password: { 'secret': SquarePants }
 app2:
   persistence_store_type: none # p-mysql # Works, but turned off because this is not deployed in our PCF environments
 dynamic_service_plans:
diff --git a/sample/tile.yml b/sample/tile.yml
index 024a48d1..d5cb80cb 100644
--- a/sample/tile.yml
+++ b/sample/tile.yml
@@ -45,6 +45,19 @@ forms:
       default: true
     - name: country_elsewhere
       label: Elsewhere
+- name: account-info-1
+  label: Account Info
+  description: Example Account Information Form
+  properties:
+  - name: username
+    type: string
+    label: Username
+    constraints:
+    - must_match_regex: '^[^!@#$%^&*()]*$'
+      error_message: 'This name cannot contain capital digits.'
+  - name: password
+    type: secret
+    label: Password
 
 service_plan_forms:
 - name: custom_dynamic_service_plan_1
@@ -63,6 +76,10 @@ service_plan_forms:
     type: integer
     configurable: true
     description: The number of available seats for this license
+    default: 1
+    constraints:
+      min: 1
+      max: 500
 - name: custom_dynamic_service_plan_2
   label: Custom Dynamic Service Plan 2
   description: Custom Dynamic service plan 2 for Test Tile
@@ -79,7 +96,10 @@ service_plan_forms:
     type: integer
     configurable: true
     description: The number of licenses
+    default: 1
 
+# Deprecated but still supported for backward compatibility.
+# Use service_plan_forms instead.
 dynamic_service_plans:
 - name: description
   type: string
@@ -93,6 +113,7 @@ dynamic_service_plans:
   type: integer
   configurable: true
   description: The number of available seats for this license
+  default: 1
 
 packages:
 
diff --git a/tile_generator/build.py b/tile_generator/build.py
index e1ab1cf9..4d018a7d 100644
--- a/tile_generator/build.py
+++ b/tile_generator/build.py
@@ -108,10 +108,15 @@ def add_defaults(context):
 		properties = form.get('properties', [])
 		for property in properties:
 			if 'configurable' not in property:
-				property['configurable'] = 'true'
+				property['configurable'] = True
 		context['all_properties'] += properties
 	for property in context['all_properties']:
 		property['name'] = property['name'].lower().replace('-','_')
+		default = property.get('default', property.pop('value', None)) # NOTE this intentionally removes property['value']
+		if default is not None:
+			property['default'] = default
+		property['configurable'] = property.get('configurable', False)
+		property['optional'] = property.get('optional', False)
 
 def default_stemcell(context):
 	stemcell_criteria = context.get('stemcell_criteria', {})
diff --git a/tile_generator/templates/jobs/deploy-all.sh.erb b/tile_generator/templates/jobs/deploy-all.sh.erb
index cb0f04c7..1cef9815 100644
--- a/tile_generator/templates/jobs/deploy-all.sh.erb
+++ b/tile_generator/templates/jobs/deploy-all.sh.erb
@@ -46,7 +46,7 @@ function import_opsmgr_variables() {
 			end
 		end
 	%>
-	export DYNAMIC_PLANS='<%= Shellwords.escape JSON.dump(plans) %>'
+	export DYNAMIC_PLANS=<%= Shellwords.escape JSON.dump(plans) %>
     {% endif %}
 	{% for service_plan_form in context.service_plan_forms %}
 	<%
@@ -58,7 +58,7 @@ function import_opsmgr_variables() {
 			end
 		end
 	%>
-	export {{ service_plan_form.name | upper }}='<%= Shellwords.escape JSON.dump(plans) %>'
+	export {{ service_plan_form.name | upper }}=<%= Shellwords.escape JSON.dump(plans) %>
 	{% endfor %}
 
 	{% for property in context.all_properties %}
diff --git a/tile_generator/templates/tile/metadata.yml b/tile_generator/templates/tile/metadata.yml
index 12ee4dfc..8b756491 100644
--- a/tile_generator/templates/tile/metadata.yml
+++ b/tile_generator/templates/tile/metadata.yml
@@ -72,17 +72,7 @@ property_blueprints:
     type: string
     configurable: true
   {% for field in dynamic_service_plans %}
-  - name: {{ field.name }}
-    type: {{ field.type }}
-    configurable: {{ field.configurable }}
-    decription: {{ field.description }}
-    {% if field.options is defined %}
-    options:
-      {% for option in field.options %}
-    - name: {{ option.name }}
-      label: {{ option.label }}
-      {% endfor %}
-    {% endif %}
+  - {{ field | yaml | indent }}
   {% endfor %}
 {% endif %}
 {% for service_plan_form in service_plan_forms %}
@@ -102,17 +92,7 @@ property_blueprints:
     type: string
     configurable: true
   {% for field in service_plan_form.properties %}
-  - name: {{ field.name }}
-    type: {{ field.type }}
-    configurable: {{ field.configurable }}
-    decription: {{ field.description }}
-    {% if field.options is defined %}
-    options:
-      {% for option in field.options %}
-    - name: {{ option.name }}
-      label: {{ option.label }}
-      {% endfor %}
-    {% endif %}
+  - {{ field | yaml | indent }}
   {% endfor %}
 {% endfor %}
 
@@ -162,32 +142,7 @@ property_blueprints:
 # Custom properties from the tile.yml file
 #
 {% for property in all_properties %}
-- name: {{ property.name }} # Refer to this elsewhere as (( .properties.{{ property.name }} ))
-  type: {{ property.type }}
-  {% if property.value is defined %}
-  default: {{ property.value }}
-  {% elif property.default is defined %}
-  default: {{ property.default }}
-  {% endif %}
-  configurable: {{ property.configurable or 'false' }}
-  optional: {{ property.optional or 'false' }}
-  {% if property.constraints is defined %}
-  constraints:
-    {{ property.constraints | yaml | indent }}
-  {% endif %}
-  {% if property.options is defined %}
-  options:
-  {% for option in property.options %}
-  - name: {{ option.name }}
-    label: {{ option.label }}
-    {% if option.default is defined %}
-    default: {{ option.default }}
-    {% endif %}
-    {% if option.slug is defined %}
-    slug: {{ option.slug }}
-    {% endif %}
-  {% endfor %}
-  {% endif %}
+- {{ property | yaml | indent(2) }}
 {% endfor %}
 
 form_types:
@@ -212,7 +167,7 @@ form_types:
 
 {% for service_plan_form in service_plan_forms %}
 #
-# Custom Service Plan form {{ service_plan_form.name}} from the tile.yml file
+# Custom Service Plan form {{service_plan_form.name}} from the tile.yml file
 #
 - name: {{ service_plan_form.name }}
   label: {{ service_plan_form.label }}