BBC News By John Campbell Published image copyrightGetty/ktsimage image captionThe issue is that, from January, commercial goods entering NI from GB will need a customs declaration Some online retailers are suspending delivery to Northern Ireland. The move is to give them time to adapt their systems to the new Irish Sea border, which begins operating in January. Zalando, a clothes retailer, stopped delivering on Friday. It said this was "in preparation for new requirements from our carrier partner in the region." Fashion brand Hugo Boss said delivery to NI would be temporarily unavailable I...