Online travel agencies provide the convenience of booking for travel tickets. There is no need to go out of your homes and queue in long lines and then only to find out that the flight you are going to book is sold out. The advent of information paved the way for easy and more convenient travel arrangements. Aside from the convenience, booking online will also allow you to compare and check prices which are suitable for your budget. It also would not require you to speak to a travel agent who sometimes can get so pushy in selling add-ons for your travel arrangements. However, make sure that you also have a reliable data backup online, just in case your system crashes. Remember all your travel details are stored in your computer.