Vodafone on Western Road was blockaded for several hours by activists attached together with rope and carabinas. Eight were arrested for breach of section 14 POA (corporate media coverage here  http://www.bbc.co.uk/news/uk-england-sussex-11662195)

Vodafone in Churchill Square was shut down by a line of police protecting it from a relatively small but enthusiastic picket

pics here -  http://www.flickr.com/photos/tomwills/sets/72157625148161829/