Whether travelling to a seminar or conference, or just having a holiday, using a travel organizer can make the process simpler and easier. A good travel organizer keeps all your travel details (flights, hotels, car rentals, meetings, weather forecasts, etc.) organized and synced to whatever devices you use (two computers, an iPad and an iPhone in my case).I am aware of four travel organizers that do this: TripIt, TripCase, WorldMate and …