It's really not that hard to sell a lie, provided you've got lots of people who are predisposed to believe it. More than that, who desperately want to believe it because it confirms the agenda they are determined to sell.
If you've got that, all you need is a few anecdotes - you don't even have to present them accurately, fairly or honestly - and that will be enough to get people to run with them and push the idea you wanted them to push.
