For more information on the government's attempts to keep workfare a secret in order to avoid these kinds of protests, see here: http://www.boycottworkfare.org/?p=2534
"The evidence the government submitted reveals what a huge impact your actions have had. They argued:
“The activities of campaign groups and the results of negative publicity meant that… “a great many placement organisations” had ceased to offer placements. That in turn reduced the numbers of opportunities available across both programmes with a loss of many placements and prospective new placements being at risk.”"