Andrew Marshall: There is a breaking-point for the pro-EU Tory Left as well as for the Tory Right

Where I am in sympathy and where I’m not with the protagonists in the Parris/Goodman debate.

Stephan Shakespeare: For every Labour voter who shifts to UKIP, two or three Tories shift too

I doubt whether the ‘Vote UKIP, get Miliband’ slogan is quite as powerful as Tory strategists believe.

Heather Harper: Well done, Shapps, for supporting expats and British democracy

The Conservatives are the only party committed to abolishing the “15 year” rule which prevents expats from voting in the UK. That’s something to celebrate.

Kelly and Baldry decide to step down – why are MPs really leaving the Commons?

Amid a flurry of ideological theories, we shouldn’t ignore the mundane realities of life.

Why Conservatives should now be very nice about Carswell

The Clacton MP may have a part to play in a long-term reconciliation between the Conservatives and the realist element of UKIP.

What we can learn from the list of UKIP target seats

The insurgents love the seaside, hate the Tories and pay close attention to the local election results.

Stephen Tall: Political autumn comes early

It isn’t just the weather that’s depressing and drab.

UKIP ditch principles in return for advancement

The first glimpse of the insurgents’ 2015 manifesto suggests a risky willingness to be all things to all men. It could backfire.

Will the Conservatives win on the economy or lose on values?

That’s a stark way of stating the choice that Lord Ashcroft’s polling suggests will loom next May.

UKIP breaking the mould is possible – but Farage doesn’t want it to

The potential voters exist to turn UKIP into a permanent feature of British politics – but as a national democratic party, not a Thatcherite or libertarian one.

Lord Ashcroft: Uxbridge backs Boris – but local voters divided on being both MP and Mayor

My latest polls demonstrates Boris’s ability to galvanise Tory support – but his mayoral office and competence divide the voters of Uxbridge.

Stephen Tall: Boris – an effective future Prime Minister? Sorry, but I just can’t see it

He cannot be both court jester and monarch: he will have to choose, and soon.

Rebecca Coulson: Miliband and Salmond are both playing a bad game of politics

And Britain and her economy deserve better than that. Politics ought, in the first place, to be about doing the right thing.

Iain Dale: The Zionism I’m proud to believe in

Plus: Hague, Hammond and the handling of Warsi. Able Joyce Anelay. Overlooked Rob Wilson. And: Ed Miliband – great company. I like him.

The right decision from Boris

Not to mention for David Cameron, the Party and the country – as this site has long advised.