Most of the collapses that have taken place over the last 10 years in a study done recently by engineers, about 85 percent of them were from some external cause like a flood that undercuts the pilings or a barge or a ship hitting them.

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Studies show that Mercosur's high external tariffs cause Argentina, Brazil, Paraguay and Uruguay to import from one another even when it would be more efficient to buy goods elsewhere.

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Aside from draining financial resources, a flawed execution can cast doubt on management credibility, have a negative impact on morale, taint the brand, adversely affect external relationships, and cause a variety of other problems for your business.

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Suffice it to say that my bones of contention with their outlined Forces lie with giving too many external people authority over the success of a cause, as opposed to empowering the very individuals who are in need to drive the changes that will benefit them.

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It is for this reason that, while the Greek CP wants out of the euro, the growingly influential far left parliamentary group SYRIZA does not, and neither does the hard-right religious party LAOS. Everybody can see that an external devaluation will be chaotic, painful and cause its own kind of social unrest, just as the attempted internal devaluation is doing.

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The toolkit also alerts school leaders to the dangers of external groups seeking to use school premises or facilities to further their cause.

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