Offshore outsourcing has a long and varied history. In essence, the concept doesn't strictly involve hiring employees at lower rates and reducing overhead. Globalization has created a shift between national economies to one global economy where customer bases reach outside of company headquarter territory. An entirely new level of revenue generation has been created given market expansion to foreign markets. First, products and raw materials began to export. Later, companies realized they needed a corporate presence on the international scene. This has led to outsourcing companies around the world specializing in areas such as research, payroll services, data processing, information technology, and accounting.One benefit of outsourcing is expertise. Many electronic and credit card companies based in one country may hire calling centers from India and other countries to handle incoming customer service calls. To these overseas outsourcing companies, handling the call centre is their primary objective. This allows the home company to focus on its mission and free up employee responsibility for other corporate work. Reputable outsourcing call centers are designed to provide customer service and expertise is as much a corporate cost as handling high call volume. Plus, reduced overhead at home allows competitive pricing of core company products and services. Another benefit of outsourcing is time efficiency. A solid outsourcing provider has the ability to start projects immediately. Performing the same duties in-house might take weeks or months to recruit employees, train them, and give the support they need. If the project requires hefty startup costs, the process can get even more complicated. Sometimes, temporary employees are hired for the short term. Outsourcing allows companies to focus human resources where they belong. Plus, smaller companies can act like larger companies in hiring the same outsourced firms which levels out the playing field.All in all, in today's global environment offshore outsourcing is an integral part of a business looking to strengthen its core competencies.