Why do you require this extension: Magento Individual Customer Prices Extension upgrades customer segmentation and customization options. Often there are such cases when the online stores need to offer special prices for regular or favorite customers for improving customer service. Individual Customer Prices is a very heavy sale tool equipped with individual customer tier pricing feature. The extension is also used to improve customer segmentation and provides a customization tool.
How it works: Once the extension installed and enabled, there are the options to indicate individual customer prices or to set customer tier prices following CATALOG => MANAGE PRODUCTS by editing the corresponding product.