Arranged for the purpose of performing work or providing a service which is temporary but of uncertain duration. (source: http://www.strongabogados.com/work-contracts.php)

Specific type of legal contract for goods, services or property to be exchanged from seller (or vendor) to buyer (or purchaser) for an agreed upon

A plan devised by governments or businesses for an outcome other than in the usual plan, often used for risk management when an exceptional risk

The term commonly used for commercializing a product. The success of a new product depends not only on the idea behind the product, but also