What is fSfS and Freesat ? is this a seperate thing from Sky?
Freesat is the name of the service that provides television via satellite for (more or less) free. You can either buy a box, dish and card from Sky (FreesatfromSky) or get the equipment from a third-party retailer.
Free satellite - ukfree.tv - independent digital television and switchover advice, since 2002