Windows might tell you that you can't open it, or in the worst case, you might encounter a XPF file related error message. Before you can open a XPF file, you'll need to figure out what kind of file the XPF file extension refers to.
A vendor, or a supplier, is a supply chain management term that means anyone who provides goods or services to a company or individuals. A vendor often manufactures inventoriable items, and sells those items to a customer. Typically vendors are tracked in either a finance system or a warehouse management system.
Supplier Evaluation is a sourcing strategy used to assess suppliers in terms of product or service quality, delivery speed and accuracy, price competitiveness and the ability to develop / implement technologies in order to increase the value of products and services and to assure continuous improvement.