Shopping Cart Software: Your Online Cash Register

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The main function of an online shopping cart is to keep track of the items selected by an online buyer and the total amount to be billed for checkout purpose. In a way, it is similar to the billing software used by supermarkets across the world. It is analogous to the trolleys we are so accustomed to using in supermarkets.

By marking an item and moving it to on online shopping cart icon on the webpage, a visitor can choose an item to purchase, after studying the list and product description on the online shopping portal. The icon can be found at the bottom of each image of a product at a price that is most often below the marked price for that item.

In the shopping cart panel of the webpage, the item selected, its product code, its price, discount if any etc. is displayed. In case, the customer wishes to buy some other products as well, he can go through the product listings and add them to the shopping cart which already has one item which was previously selected by the customer.

It may sound a very simple application to build. However, developing such software requires immense technical expertise in areas as diverse as real time database management, accounts and billing, secure payment gateway etc. It is also imperative that the software development team does a thorough analysis of the delineated customer profile and utilizes this knowledge to facilitate ease and incorporate principles for "usability".

Shopping cart software utilizes the concept of cookies in Hypertext Markup Languages (HTML) or else is enabled using query strings. There are two types of shopping cart software available in the market today. The first kind requires a one time payment and unlimited usage upon purchase. The second type of shopping cart software available requires monthly or annual subscription charges and is hosted services.