You should pull up and remove weeds by hand as and when they appear. If it is a regular problem, you might need to reseal the paving. In extreme cases, the sub layer itself may need to be re-laid. You can use weed killer, however some paving can be discoloured by stronger weed killers.
Kinbrace
Kinbrace is a tiny town in Sutherland in the Highland council location of Scotland. It exists at the junction of the A897 and also B871 and also is 17 miles (27 kilometres) from Helmsdale by road. The village has a station on the Far North Line (also named Kinbrace), and also a primary school. Few people reside in the village with the population standing at 828, although this fact covers a much larger location than Kinbrace itself. The town is stood for in the House of Commons of the UK constituency of Caithness, Sutherland as well as Easter Ross, where it is stood for by Jamie Stone, of the Scottish Liberal Democrats. It is represented in the Scottish Parliament by Rob Gibson of the Scottish National Party.