请用英语介绍一下网上购物的优点(至少三点)与不足(至少两点).

In current society, shopping on the Interent is becoming more and more popular. It has many advantages and disadvartages .
Advantages: shopping on the Internet is convient and faster for customers. They can stay at home looking for the items, they need or like through the Internet which supplies a variety of products.
People needn't to go shopping in stores . Then it can reduce cars' amount on the road. So it also can reduce pollution of the gas. It's unpollution and reduce energy.
Disadavantages:customers can buy false production. People will be demaged and have many bussniss also demaged .
So we shopping on the Internet shouid notice the production. And we should avoid the false production on the Internet .