 			contentType: 'application/json; charset=utf-8'
 			dataType: 'json'
 			data: JSON.stringify(attachment)
-		.done @cacheOrderForm
+		.done @_cacheOrderForm
 
 		if options.abort and options.subject
 			@_subjectToJqXHRMap[options.subject]?.abort()

			contentType: 'application/json; charset=utf-8'
			dataType: 'json'
			data: JSON.stringify(checkoutRequest)
		.done @cacheOrderForm

	# Sends a request to calculates shipping for the current OrderForm, given an address object.
	# @param address [Object] an address object


		@version = 'VERSION'

	# @nodoc
	_cacheOrderForm: (data) =>
		@orderFormId = data.orderFormId
		@orderForm = data

