3. Keep you bull$hit filter up! Security forces are now setting up twitter accounts to spread disinformation by posing as Iranian protesters. Please don’t retweet impetuosly, try to confirm information with reliable sources before retweeting. The legitimate sources are not hard to find and follow.

4. Help cover the bloggers: change your twitter settings so that your location is TEHRAN and your time zone is GMT +3.30. Security forces are hunting for bloggers using location and timezone searches. If we all become ‘Iranians’ it becomes much harder to find them.