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.
Morecambe
Morecambe is a town and civil parish within the county of Lancashire, in England's North West. The town is a well known seaside resort with Morecambe Bay popular, and developed considerably in the nineteenth century. The town now has a population of 38,917, with 1000s more coming to the area every year. For property improvement you will be thinking about in Morecambe, make certain to do a comparison of quotations from professionals in the region for the best price for the work you want carried out.