diff --git a/xos/tosca/custom_types/macros.m4 b/xos/tosca/custom_types/macros.m4
new file mode 100644
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+++ b/xos/tosca/custom_types/macros.m4
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+# Note: Tosca derived_from isn't working the way I think it should, it's not
+#    inheriting from the parent template. Until we get that figured out, use
+#    m4 macros do our inheritance
+
+define(xos_base_props,
+            no-delete:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to delete this object
+            no-create:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to create this object
+            no-update:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to update this object
+            replaces:
+                type: string
+                required: false
+                descrption: Replaces/renames this object)
+# Service
+define(xos_base_service_caps,
+            scalable:
+                type: tosca.capabilities.Scalable
+            service:
+                type: tosca.capabilities.xos.Service)
+define(xos_base_service_props,
+            kind:
+                type: string
+                default: generic
+                description: Type of service.
+            view_url:
+                type: string
+                required: false
+                description: URL to follow when icon is clicked in the Service Directory.
+            icon_url:
+                type: string
+                required: false
+                description: ICON to display in the Service Directory.
+            enabled:
+                type: boolean
+                default: true
+            published:
+                type: boolean
+                default: true
+                description: If True then display this Service in the Service Directory.
+            public_key:
+                type: string
+                required: false
+                description: Public key to install into Instances to allows Services to SSH into them.
+            private_key_fn:
+                type: string
+                required: false
+                description: Location of private key file
+            versionNumber:
+                type: string
+                required: false
+                description: Version number of Service.)
+# Subscriber
+define(xos_base_subscriber_caps,
+            subscriber:
+                type: tosca.capabilities.xos.Subscriber)
+define(xos_base_subscriber_props,
+            kind:
+                type: string
+                default: generic
+                description: Kind of subscriber
+            service_specific_id:
+                type: string
+                required: false
+                description: Service specific ID opaque to XOS but meaningful to service)
+define(xos_base_tenant_props,
+            kind:
+                type: string
+                default: generic
+                description: Kind of tenant
+            service_specific_id:
+                type: string
+                required: false
+                description: Service specific ID opaque to XOS but meaningful to service)
+
+# end m4 macros
+