| Evolution is a constant!
The prevailing conditions under which most enterprises currently operate
have a tendency to evolve constantly. IT should empower a business
with the information services it needs to go out and seek new challenges.
One of the current dilemmas of IT appears to be that in most cases it smothers
an organisation's ability to change rather than supporting it. While it
is quite reasonable to say that advanced information systems should lead
to revolutionary improvements in the flexibility and effectiveness of organisations,
organisations still find themselves anchored to their pre-existing information
systems.
At the same time, the maintenance
costs, as well as the maintenance backlogs, of these monolithic systems
are ever increasing. Change upon change, and patch upon patch, have been
applied. It is also not untypical for such systems to be long past
their initially planned span of life.
Meanwhile, the pressure
to make profound changes to these systems is mounting. The approaching
year 2000 and the introduction of the Euro are examples of urgent needs
for migration fundamental changes of pre-existing information systems.
Such needs may indeed threaten the very existence of an organisation. The
introduction of call-centres, Web-commerce and other forms of E-commerce
are typical examples of developments that do not form a direct threat to
the organisation as such.
These challenges have led
organisations to initiate a miriad of migration projects. Projects that
all aim to better prepare information systems for the times to come. As
the number of migration projects increases, the call for proper procurement
procedures increases as well. The planning of migration projects requires
guidance for both customers and suppliers to perform flexible and informed
procurement.
The goal of this book is
to clarify and improve the relationship between customers and suppliers
during all phases of a large-scale migration. The advice and guidelines
given in the following chapters help customers to clearly express their
business needs and requirements. They also help suppliers to present
precise solutions not overloaded with technical details. The principle
audience which this book intends to reach consists of managers and marketing
personnel of organisations that are in need of migratory services.
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