Ladbrokes, Betstar and Bookmaker are all apart of the same company. You can only get a sign up bonus with one of them!
I would suggest waiting for Ladbrokes and getting the $550 Bonus.
BettingClub won’t give bonuses to VIC. This tactic used to work though for me – Sign up for an account, don’t deposit any money and they may send you a text/email in around 5 days offering you something. They recently just got bought out by another company so i am unsure if this tactic still works.