Online shopping is one of the most popular shopping style followed by today's people. Its very easy to go the all the pros and cons of a product online by the tools provided by the web. Search engines, price comparison sites, shopping portals all will make your shopping convenient. Shopping carts are made for including all the products at once by choosing one by one. Many portals have home delivery facility so you don't have to worry or face heavy traffic to going anywhere before purchasing any goods of your need. Its also the most cost effective because you can compare products features and prices from various merchants at single place. You don't have to go from one place to other for comparing the prices, all these facilities are at the single click away.