Part of lp.blueprints.browser
| Class | SpecificationSubscriptionAddView | Used to subscribe the current user to a blueprint. |
| Class | SpecificationSubscriptionAddSubscriberView | Used to subscribe someone else to a blueprint. |
| Class | SpecificationSubscriptionDeleteView | Used to unsubscribe someone from a blueprint. |
| Class | SpecificationSubscriptionEditView | Undocumented |
| Class | SpecificationPortletSubcribersContents | View for the contents for the subscribers portlet. |
| Class | SpecificationPortletSubcribersIds | A view returning a JSON dump of the subscriber IDs for a blueprint. |
| Class | SubscriptionAttrDecorator | A SpecificationSubscription with added attributes for HTML/JS. |