Unemployed workers were usually a hindrance to organized labor -striking workers were often replaced by the unemployed, who were willing to work for less- but the WUL organization brought them into the labour movements fold, and instead of crossing picket lines, unemployed workers joined them.
Workers who were jobless were typically detrimental to organized labor; striking workers were often replaced by those seeking employment at lower wages, however, the WUL organization integrated these unemployed individuals into the labor movement, encouraging them to join the picket line instead of crossing it.