Aston Villa manager Steve Bruce says any prospective new signings for the Championship promotion hopefuls must "handle" the pressure of being at a club "everyone wants to beat".
After starting with a seven-game unbeaten run when he first succeeded Roberto di Matteo, Bruce's men have lost five of their last nine games.
Bruce told BBC WM he has to be sure that any arrivals are the right ones.
"If there's been a failing, we've just bought and bought and bought," he said.
"It's just piled and piled and piled and that has not improved.
"But we are a big scalp.