PMSL!!
Ginge, there are so many ways and techniques on how to do simple jobs on one model of vehicle, never mind all the 1000's of different models of vehicle out there. How can any one person know all the techniques for every model out there?
Just because a bolt is loose doesn't mean it's quite as simple as tightening it up. Especially if you don't have the right tools or sufficient space round the bolt for example.