"It's more complicated than people think," said Coyle. "It isn't just a case of going out and bringing him in.
"Jay Spearing is a very good player and there's a lot of competition for that lad's signature.
"All we can do is our very best, and we'll continue to do that.
"I can't say right now that he's going to sign tomorrow morning because there is huge interest in him from clubs much bigger than ourselves. We'll see what transpires."