Broadly, the assessment of worth of an ICT
venture focus on considerations of the success
and failure of IS. The issue of ICT failure can be
analyzed by assuming that learning from IS
failures will provide us with important lessons for
formulating successful strategies for the planning,
development, implementation and management of
information systems. While discussing dimensions
of ICT failure, Beynon-Davies (2002, p. 201)
considers both the horizontal and vertical
dimensions of the informatics model. The
horizontal dimension is expressed in terms of the
difference between development failure and use
failure. The vertical dimension is expressed in
terms of failure at the level of ICT systems, IS
projects, or organization, or at the level of the
external environment. Six types of IS failure is
identified as follows: