And then, of course, there's the press...take for example the recent story that the government has told people to wear jumpers in winter to keep warm, which has lead to left leaning websites and facebook groups (such as Condemned Nation) to produce and forward stuff like this:
But the problem with this is...Cameron never actually said that, as this BBC article sets out:
http://www.bbc.co.uk/news/uk-politics-24586951
So, not only do you have the problem of politicians and people believing things that the internet has made up, you also have news publications making stories out of things that were never said, and then that just feeds into the relevant camps diatribe.
These days trying to sort the truth from the lies or spin can be a full time job...