CFBS Implementation eBook 2025 spreads-email - Flipbook - Page 7
Phased Go-Live
vs Big Bang
DIVIDE IMPLEMENTATION BETWEEN
SPECIFIC BUSINESS AREAS
BIG BANG – GO-LIVE WITH
EVERYTHING ON DAY 1
During a phased implementation, you implement
With the Big Bang approach, all the functionality
and go-live with part of the system initially and
of the new system is implemented at one time. A
then the remainder of the system at a later date.
significantly greater amount of planning and
This approach is beneficial when you have
cutover preparation is required. This approach
pressing issues that need to be addressed by the
places more demand on the customer’s internal
new system.
resources.
To some degree, the majority of implementations
One or more mock go-lives or dress rehearsals
fall into the phased approach strategy. For
may be required to ensure a smooth cut-over. If
example, a manufacturing implementation may
the implementation is simple and the data
implement master planning after they gain a
migration straight forward, then mock go-live
better understanding of the system.
may not be necessary. However, if the data
migration is complex it is imperative to test the
entire process at least one time before going live.
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