It is widely accepted that an organisation's information system should support corporate and business strategy. in some circumstances an information system may have a grater influenced and actually help determine strategy
(A) IS/IT may provide a possible source of competitive advantage, this could involve new teleology not yet available to other or simply using existing teleology in a different way.
(B) The information system may help in formulation business strategy by providing information from internal and external sources.
(C) Development in IT may provide new channels for distributing and collecting information, and / or for conducting transactions example the internet