A disaster recovery plan is a written plan describing the steps a company or individual would take to restore computer operations in the event of a disaster. Every company and each of its' department or division within an enterprise usually has it's own disaster recovery plan.
The volume of data that is shared between business entities is growing every year. Companies are constantly sharing information with each other. I.T. systems are linked to each other at various business contexts for example supplying, selling, regulation and management.