Not all businesses need to be seen on a national or global level. If your business simply needs to target an audience within xx miles of you, or within a certain town or county, local market SEO is definitely for you.
Including on site SEO targeted at the area you need to cover, SAGraphics will also ensure listings on local directories, the largest of which is Google Places.
If someone was to search for a 'joiner' in 'burnley', Google would produce search results matching a number of different joinery businesses in that area within their Places or Maps area, which often also appear on the first page of Google. This can be a sure fire way of getting that all important first page listing.