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".
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Kerrie Gosney brings you Sunday night's forecast
Cold with wintry showers, risk of some snow and ice early Monday.
The Met Office have issued a warning for snow showers and icy strectches from Saturday evening until 10 am Monday