TIM WOODS
Transportation
Moving stuff or information more often or further than necessary
Inventory
Extra or unnecessary stuff or information; multiple versions
Motion
Poor ergonomics; poor layout; cruft; manual/repeated data entry
Waiting
Batch processing; insufficient training/staffing/processes/capacity
Overproduction
Extra stuff is created; poor forecasting; inappropriate performance measures
Over-processing
More is done than necessary; misunderstanding customer requirements or quality standards; providing too much detail
Defects
Rework; ineffective detection of process failures; poor training/design/documentation; incorrect/incomplete input data/information
Skills
Ineffective organizational management structure/culture; risk aversion; not using a person's skill; delegating to someone unskilled; staff blocked from their task (not empowered)
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