Once Greece goes, most analyses of the exit process say it will be painful but containable, as long as it does not spread.

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Plus, the exit process is often slow, frustrating, and expensive.

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The BBC's Sarah Rainsford, in Havana, says the exit permit process is hated by most Cubans so this reform, which was much anticipated, will be widely welcomed.

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They will monitor the pre-election period, will continue at the polling stations during the voting process, stay for exit polls and be present until the results are published.

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The qualification process has already seen the exit of 1991 world champion John Parrott, whose loss to China's Anda Zhang means he will drop out of the top 64, and a place on the main tour, next season.

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Fans of a nomination fight will point to this forced exit as the primary process living up to its purpose.

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In the same way you conveyed energy and ease during your entrance, and projected confidence throughout the negotiation process, be sure you also make a strong exit.

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But if Greece votes no - and goes for euro-exit - there are several plans in the process of being published that explain what you have to do.

BBC: Greek referendum is coin-flip on euro exit