Is it possible to repeatedly sign a parliamentary petition using the same email address?
It’s possible to use the same email address twice for parliamentary petitions but no more than that.
There are lots of things wrong with this MP’s Brexit poll
Charlie Elphicke MP used a poll from his own Facebook page to show the “astonishing” popularity of a free trade deal. But polling like this is deeply flawed.
Has public opinion swung in favour of a second EU referendum?
There is some evidence that public opinion has swung towards a referendum on the final Brexit deal, although there is significant disagreement between polls. Sir John Curtice has said the evidence is not "consistent".
Is the Chequers deal on Brexit more unpopular than the Poll Tax?
Opinion polling suggests the Chequers deal has marginally less support than the Poll Tax did at its least popular – but less outright opposition.
Green Party Manifesto: Young people's views on Brexit
Do the majority of young people want to stay in the EU?
Public support for a "hard Brexit"
For the most part Remain and Leave voters do not have diametrically opposed views of what Brexit should entail, according to polling experts at NatCen.
What do businesses think about the EU referendum?
As far as we’re aware, there aren’t any surveys that offer a representative picture of UK business opinion on the UK’s membership of the EU.
Ask Full Fact: quick answers to your questions
We've provided sources and answers to some more of your EU questions.
Vote Leave "facts" leaflet: business opinion
Factchecking the Vote Leave "facts" leaflet
Poll does not prove Brits want to quit the EU
Taken together, polls have so far suggested a slight lead for the ‘remain’ camp so far.
Is the EU referendum outcome "on a knife edge"?
Online polls conducted this week show preferences for the EU referendum vote are neck and neck while telephone polls have found a strong lead for 'remain'.
Small businesses and EU membership
European Movement UK has claimed that small businesses support EU membership. We've taken a look at what some recent surveys tell us.
Factcheck: Daily Express EU "poll" is biased and wide of the mark
What does the British public think about Europe?
Spotlight on public opinion on the EU.