Complex sentence: There are many advantages to this system: repetition is reduced because complex elements can be copied, duplicated and stored for re-use, errors can be deleted, and the speed of draughting allows many permutations to be tried before the design is finalised.
Split into simpler sentences: There are many advantages to this system: repetition is reduced because complex elements can be copied, duplicated and stored for re-use. Errors can be deleted, and the speed of draughting allows many permutations to be tried before the design is finalised.