The Writer Beware blog is required reading for anyone wishing to truly be published.
Here is their warning about new ways the sharks are eating up people who want to be published.
(note, NO legit publishers ask authors to pay for ANY of the publishing process. Money flows TO the author, not away from.) On the other hand, is the self-publishing model where you do the work and you have control.
These are the sharks who wait in the gap between those two publishing models, with their tooth-infested mouth open, waiting to take money from the unwary.