OPS.10.2:9 - Consequences
The method produces a usable temporal arrangement or a specific obstacle instead of an unsupported date. Conditional reserve also gives release and priority decisions something concrete to use.
Detailed scheduling costs inquiry and maintenance, and optimization may consume more effort than its possible benefit. A feasible plan remains dependent on the supplied work and access conditions. Reusing unaffected assignments and reopening consequential changes limits that burden without treating the first plan as permanent.