http://www.cwu.org/news/archive/ballot-result-postal-workers-say-no-to-privatisation.html
http://www.google.co.uk/url?sa=t&rct=j&q=&esrc=s&source=web&cd=8&cad=rja&sqi=2&ved=0CFcQqQIwBw&url=http%3A%2F%2Fuk.reuters.com%2Farticle%2F2013%2F06%2F19%2Fuk-britain-royalmail-union-idUKBRE95I0OX20130619&ei=tsrBUdHWPLOv4QSi3oC4AQ&usg=AFQjCNHmadm3L0K8RP0PvAdAviZlH9AimA&sig2=kAsufsK8AZgZ5XQ4wOCvmQ