Flexibility - can be modified easily if need be (can be hard with larger machines)
Coordination - allows for an easy flow, one step to the net
Distance - minimised distance to avoid accidents and/or wastage
Handling - minimum handling to avoid damaging material or product
Best use of space - optimum utilisation of space (making use of vertical space)
Visibility - clearly visible ti avoid accidents and account for all goods
Limit discomfort - avoid situations of poor lighting, excessive heat, etc
Safety - ensure all risks are noted and precautions are in place