It's probably how most clubs operate tbf, not many negotiations start 'Okay, here's exactly the amount that would satisfy you, in fact have a few hundred thousand more to sweeten the deal'
It was never going to be accepted but we have confirmed our interest and the player now knows. Also if they have a price in mind and we go in that low it might bring the compromise price down a bit
Aye I just mean the uncharitable/cynical view that the bid is only intended to be turned down to provide the illusion of activity.