They decided not to run parallel systems since they were making the change just in time for the peak season (unproven, unwise processes).

FORBES: Avoiding Growth That Leaves You Broke (Part 3): Calculating the Odds of Successful Execution

Another controversial decree, although unobjectionable in its fundamental aim, would equalise the benefits provided by Colombia's two parallel health systems.

ECONOMIST: Colombia's health reforms

And with financial systems generally being susceptible to contagions, there may be something to be said for having numerous financial systems running parallel to each other rather than putting all our eggs in one basket.

ECONOMIST: A reader debate on Islamic finance

An Airbus has seven computer systems running in parallel, so as to provide enough redundancy to cope with computer breakdowns.

ECONOMIST: Drive by wire

This parallel failure of visual and auditory systems is seen elsewhere in the brain.

ECONOMIST: Reading minds | The

Amidst rumors of slush funds and kickbacks, the stock prices of entities like BAE Systems and Lockheed Martin have increased parallel to government spending.

FORBES: In Global Arms Trade U.S. Taxpayers Enrich Russians Who Enable Mass Atrocities in Syria

Side-mounted sensors detect and measure parallel-parking spaces for parking-assistance systems.

ECONOMIST: Rational consumer