The errors

/*
createInstances(<array of integers>)

ItemFinder.find(<int representing ID of item from list>)
returns the item which is found or null

item.needsUpdate returns something "truthy" or "falsy" (can be 1,true, "cat", null, NaN, undefined, false, etc.)

og.notifications.getNotifier() returns a notifier object. It has at least one method "transmit":
notifier.transmit({
   event: <current-event>
   item: <related item>
   position: <position item held in list>
})

*/
function createInstances(list){
	  var item,
      notifier = og.notifications.getNotifier(), created, updated, total
  results = {};
  
  for(var i =0; i <= list.length; i++){
     total++;
    
    item = ItemFinder.find(i);
        if(!typeof item == 'object') {
    	item =  new Item({created: new Date(), 
               updated: new Date()});
      created++;
    }
    else if(item.needsUpdate()) 
      item.updated(new Date());
    else {
      unchanged++;
    }
    item.watch('update', function(evt){
   notifier.transmit({event:evt,item:this,position:i});});
    item.save();
  }
  return {new:created, updated:updated, old:unchanged, total:totla};
}