How Does a Price Comparison Site Work?

How Does a Price Comparison Site Work?
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Price-conscious online shoppers look for the best deal. Few shopping highs compare with getting a discounted deal on something you want. Still, busy people do not have time to visit every website for price comparison. The Internet offers a solution through price comparison websites, or aggregators. The ability to shop around from the convenience of your computer screen saves money, time and gas.

Information Provided

Price comparison websites provide you with a list of prices from competing product vendors. Some price comparison websites also list reviews of the products they display or ratings of various vendors. Such information gives you the ability to make fully informed shopping decisions and reduces the need to return items that did not meet your expectations. Price comparison websites allow you to choose how you view products. For example, you can set the criteria to display results from lowest to highest price.

How Comparison Websites Find Products

Comparison shopping websites find products one of two ways: crawling or data feed. The crawling method entails a search engine crawler visiting all applicable websites. The crawler reports the information back to the comparison web page. Larger or more established shopping comparison engines use the data feed method. Data feeds involve the merchant creating a special file and making it available to the comparison shopping website. Data feeds work quicker than crawling methods. The data feed method relies on merchants to keep their pricing information current. Such a reliance causes potential inaccuracy.

Local Retail Comparisons

Some online shoppers observe prices online but buy items locally. In an effort to meet the needs of those consumers, comparison shopping engines expanded their abilities. Comparison shopping websites can deliver relevant information about your local retail establishments. It is more complicated for comparison shopping engines to obtain prices from offline merchants. It is also more difficult for comparison engines to make money from their referral services when promoting offline retailers. Methods of incorporating offline merchants remain experimental in 2010.

Searching for Items

When you know the exact brand or model of your desired item, you can simply search for that specific item. A specific item search turns up pinpointed information. If you do not know a specific brand or model for an item, you can enter the more generic term and narrow your search from the displayed results. For instance, when you search for "jeans," a broad range of products displays. You can narrow your choices by choosing a price range, a particular retailer or a style of jeans.

Limitations

The comparison shopping website makes money through a partnership with participating merchants. You do not see the non-participating merchants' prices. You should consider this limitation of the search results when using price comparison websites. Mistakes made by price comparison websites can cost participating merchants money and potential customers. While limitations exist, price comparison shopping websites provide a time-saving service to consumers and targeted audience exposure for merchants.

References

Article reviewed by Andrea Reuter Last updated on: May 30, 2010

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