Email me if cards in To Do

gistfile1.txt

function emailMeDailyIfCardsInToDo(board,signature,original_time)
{
  var msg = [];
  
  new Board(board).list("To Do").cards().each(function(card)
  {
    msg.push(card.name());
  });
  
  if(msg.length)
  {
    MailApp.sendEmail("youremail@example.com",
                      "Stuff to do "+original_time.butlerDefaultDate(),
                      "Here, here is some stuff to do:\n\n"+msg.join("\n")+"\n\n");
  }
  
  ExecutionQueue.push("emailMeDailyIfCardsInToDo",board,signature,original_time.addHours(24));
}