extendBackbone.Model.extend(properties, [classProperties]) To create a Model class of your own, you extend Backbone.Model

idAttributemodel.idAttribute A model's unique identifier is stored under the id attribute. If you're directly communicating

isNewmodel.isNew() Has this model been saved to the server yet? If the model does not yet have an id, it is considered

previousmodel.previous(attribute) During a "change" event, this method can be used to get the previous value of a changed

urlRootmodel.urlRoot or model.urlRoot() Specify a urlRoot if you're using a model outside of a collection, to

constructor / initializenew Model([attributes], [options]) When creating an instance of a model, you can pass in the initial values

previousAttributesmodel.previousAttributes() Return a copy of the model's previous attributes. Useful for getting a diff between

isValidmodel.isValid() Run validate to check the model

cidmodel.cid A special property of models, the cid or client id is a unique identifier automatically assigned to all models

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