She advised any would-be volunteer to be prepared to field questions from curious bystanders, who often express ambivalence about the geese.

'I'm not,' declared Joanna, stepping in front of the other would-be volunteers.

That suggestion was that would-be volunteers not check bags ahead of time.

Dozens of would-be volunteers had to be turned away.

In the site's tutorial, would-be volunteers are shown how to digitise a weather record.

Many would-be volunteers were rejected on medical grounds, suffering from the cumulative effects of poor diet, medicine and housing.

But in some cases would-be volunteers or social entrepreneurs feel that bureaucracy holds them back.

For many would-be volunteers, the open-ended scheduling of online arrangements is a draw.

"We want to see less fighting in Kosovo, not more," a State Department official said, advising would-be volunteers to check with a lawyer first.

Throughout its existence, London Switchboard has always had more would-be volunteers than it could take on.