taskQueue('email').start({
  to: '[email protected]',
  subject: 'Ohaj there',
  body: 'Hey John,\n\nhow are things?\n\n– Jane'
}).then(function (task) {
  alert('Email "' + task.subject + '" sent')
}).catch(function (error) {
  alert(error)
})

var taskQueue = new TaskQueue(userId, options)

mailQueue = taskQueue('mail')
taskQueue.on(eventName, handler)
taskQueue.one(eventName, handler)

mailQueue.start(attributes/*, options */)
mailQueue.abort(id/*, options */)
mailQueue.restart(id/*, options */)
mailQueue.on(eventName, handler)
mailQueue.one(eventName, handler)

mailQueue.on('start', handleNewTask)
mailQueue.on('success', handleNewTaskSuccess)
mailQueue.on('error', handleNewTaskError)