The phrase "are really compelling" is correct and usable in written English.
You can use it to describe something that is very interesting or persuasive, often in the context of arguments, stories, or presentations.
Example: "The author's arguments in the essay are really compelling, making it difficult to disagree with her conclusions."
Alternatives: "are quite persuasive" or "are very engaging".
Michael Arrington: The videos are really compelling.
These stories are "really compelling to people who want the project built".
"At this level, the valuations are really compelling," said Barnett Osman, a principal at Lexington Partners, a private equity fund manager and Peabody's biggest single shareholder, with a 6.7percentt stake.
"What we wanted to do with this new album is provide what we all felt are really compelling examples of Jimi's artistry and also his often overlooked role as a producer," said McDermott, a long-time collaborator with Experience Hendrix on various Hendrix projects.
Meanwhile, the Atlantic City Alliance offers plenty of suggestions for things that business travellers and families can do once they get to Atlantic City — the Convention Hall, Gardner's Basin, the Film Festival — but none of them are really compelling reasons to go.
"The data are really compelling," says David Russell, a TB researcher at Cornell University.
"The deeper you got into it," Mr. Zimmer said, "the more novelistic it became, and it was really compelling.
So much of life goes on behind closed doors and when you get a chance to see it like this, it's really compelling.
That would make the 6 or 700 [million] people easily access to mobile internet, and that's roughly half of China, and that's really compelling.
Anna Patterson, who helped design and build some of the foundations of Google's search engine and later co-founded Cuil, a search start-up that has yet to attract much of an audience, said: "I think they put together something that is really compelling.
We will have to wait and see whether this extra content is really compelling.
