It was an interesting and quite calibrated speech from David Cameron.
The polls tell us a lot of women in particular are undecided. It appears to be because they are thinking about the families and their well-being.
Mr Cameron was directly addressing them, saying 'If you're not sure, please don't do it' because you won't be better off and you may indeed be worse off.
We've seen a very orchestrated No campaign. They've thrown the kitchen sink at it. We've practically been told the sunshine will never shine on an independent Scotland.
But the Yes campaign are clearly frustrated - some of the attacks on journalists and the march on the BBC seems a bit creepy to some of us - but nevertheless there's genuine frustration there.
Journalists meanwhile need to keep on concentrating on the facts and there is clearly a lot of focus on Mr Salmond and his economic policy because it does seem that it is based on something which won't be in his control.
Mr Cameron himself is just trying to throw the kitchen sink at it at this point.
One story dominates Thursday's front pages with some newspapers printing emotive pleas to voters to keep the United Kingdom as one.
In Edinburgh tonight you can hear it and feel it. The buzz, the banter of the day and the thrilling sense something big is coming tomorrow.
There is nervousness, anxiety and on the streets of Edinburgh fuelled by an atmosphere unlike anything seen before in recent UK politics.