Your employees might not be marketers. They might not be salespeople. However, they can still give you the sort of seasoned insight you need before declaring your sales leads as officially qualified.
Although, it’s still important to know when you can do this. You still can’t use them as raw substitutes for your marketing or your sales team. They’ve got their own work to do! Instead, a more obvious solution would be to bring them on board and go beyond the lead definitions that your marketers and salespeople have agreed upon.