First, the e-card is far more interesting. If you do in the traditional way, you need to spend hours to write perhaps the same sentence over and over again until your hands start to ache. But with the e-card, you can choose from a large variety of cards which have kinds of effects such as music or a piece of video. Second, paper-made cards are made from wood. So the e-card enables people to enjoy the happiness of festivals without sacrificing precious forests on the earth.