They have become an established part of the political landscape, even if old hands will tell you that the only poll that matters is when the electorate actually cast their vote.
We moderate all comments on HeraldScotland on either a pre-moderated or post-moderated basis. If you're a relatively new user then your comments will be reviewed before publication and if we know you well then your comments will be subject to moderation only if other users or the moderators believe you've broken the rules, which are available here.
Moderation is undertaken full-time 9am-6pm on weekdays, and on a part-time basis outwith those hours. Please be patient if your posts are not approved instantly.
By Tom Gordon, Political Editor.There are two clear-cut options which will definitely appear on the referendum ballot paper, but some are arguing for at least one more - a form of increased devolution, named either Devo Max or Devo Plus.