How to Use Your iPad to Find the Best Hotel in Town—at a Bargain Price

During our stay in Spain, we changed locations and hotels several times so we could see as much of the country as possible. Booking hotels on-site at a travel agency would have been rather difficult due to my limited knowledge of Spanish. The fact that my wife and I were always perfectly accommodated is thanks to the free Booking.com app. With it, I can conveniently book accommodations—and cancel them if necessary.

Set up your very own travel agency on your ...