The IoFs chief executive, Peter Lewis, has said it was time to re-assess the public's experience of 'chugging'.
There is growing concern that for every donor recruited by chuggers, many more are put off, he added.
Charities will now look at introducing a 'kite-marked' training scheme for all street fundraisers, to ensure the highest standards are met.
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Guillier conceded a "severe defeat" defeat to his supporters as the result came in.
The outage struck Hartfield-Jackson Atlanta International Airport at around 1pm local time, stopping all outgoing flights.
It will be a chilly day for many parts with the highest temperatures, about 10 Celsius (50F) in the far northwest.