Online shopping is popular nowadays. It is easy, fast and convenient. Take JingDong 1 an example. I place an order 2 the morning, it reaches the destination in the afternoon. Online shopping saves time and money on transportation. But it also has some disadvantages. We will have to provide our address, telephone number and even bank account 3 the online shop owners. In other word, we may expose ourselves to unknown dangers. So the only way is to be cautious to online shopping. Choose the reliable online shop owners 4 good reputations only.