"compelling proposal" is correct and usable in written English.
You can use it when you are referring to a proposal that is convincing and difficult to turn down. For example, "The CEO was impressed by Sarah's compelling proposal, so the company decided to move forward with the project."
"We believe ours was a compelling proposal for Vivendi Universal," he said in the statement.
On Wednesday, in a speech in Washington, Mr. Fisher laid out a compelling proposal for shrinking financial giants in order to protect taxpayers.
"We believe our firm offer of $65 per share reflects the full and fair value of Anheuser-Busch and is a compelling proposal for shareholders".
From others we hear an equally compelling proposal: Dedicate this now sacred ground to a work of art memorializing the thousands of victims of this month's horrors.
"And she gave us a really compelling proposal that took one aspect -- improvisation -- in the methodology of post-World War II jazz and related it to the visual arts".
One of the key things we took away from the trip to Atlanta was how important your brand is in the US and the need to have a clear focus and compelling proposal when launching a product.
His most compelling proposals came in the areas of education and housing.
The board has also said it is open to considering "compelling" proposals that would "maximize value" for shareholders.
While many committee members thought that nonpartisan elections and a change in succession were compelling proposals, they were troubled by the timing, a member said.
It's now up to this government and the next one to look seriously at the international evidence, look at the compelling proposals Core Cities have put forward and work with us to put the UK on a sustainable, decentralised growth footing.
"It will require the wisdom of Solomon" to make choices among compelling proposals like plans to provide subsistence food supplies to impoverished survivors nearing the end of their lives, said Stuart E. Eizenstat, who helped negotiate international Holocaust compensation programs as deputy treasury secretary in the Clinton administration.
