usiness process outsourcing (BPO) is the contracting of a specific business task to a third-party service provider. Outsourcing Saves Money - The economic benefits of outsourcing are real and significant, BPO’s advantage is a cost-saving measure. BPO is represented by two categories: back office outsourcing which includes internal business functions such as billing or purchasing, and front office outsourcing which includes customer-related services such as marketing or tech support. There are such most common examples of BPO as call centers, human resources, accounting and payroll outsourcing. As well, business process outsourcing may involve the use of off-shore resources.