The shadow Scottish secretary Margaret Curran is visiting Dumfries and Galloway and the Borders today.
With just weeks to go until the independence referendum, the Labour MP will be speaking about the potential effect that having a more formalised border could have on international trade.
The SNP are arguing any negative assertions are based on what they describe as "inaccurate data".
More top news
Storm Brian is set to bring a spell of windy weather to the region.
Marathon man Gary McKee has been awarded the Freedom of the Borough of Copeland.
A ban would have a major impact in the Lake District, where the National Trust is the biggest landowner.