As the EU MEP elections loom, it must be very difficult for the two main parties to decide what exactly to put in their manifestoes, leaflet literature and election addresses.
Unlike UKIP and the Lib Dems for example, Labour and the Tories now have no unique and saleable Brexit stance on which to base their policy documents.
Their parties are riven over the Brexit question from top to bottom and to make it worse, the splits are not evenly spread across all tiers.
Those in parliament in both parties are largely pro-EU, but within their members support base and then again within their general support and donors etc, the split ratios differ.
So, whatever way they go they'll end up like a slice of bread toasted on one side.
At present our MPs cannot come together behind any sort of agreement on Brexit - and the simple reason for that, is that most of them want the UK to remain shackled to the EU but daren't publicly get behind that.
Right now, the only way to get any sort of consensus on a way ahead in the UK parliament is for the two main parties to agree on a common plan that would then attract a majority vote in the House of Commons to start the ball rolling.
That therefore means that they will basically have to have the same thing in their EU election literature.
And that's when the problems start.
Theresa May surely can't continue to stand on her current Withdrawal Agreement treaty and political declaration because Labour won't wea..