Similar to this deal: https://www.ozbargain.com.au/node/422147
If you log into your westpac account and click on "Rewards & Offers" - you should see at least some of these (Targetted) :
Cashbacks
Supercheap Auto - Get $15 cashback when you spend $100 or more (Expires 24th Dec 2018)
Surf Dive & Ski - get $20 cashback when you spend $100 or more (Expires 13 Jan 2019)
Mon Purse - Get $20 cashback when you spend $100 or more (Expires 20 Jan 2019)
Kogan - Get $20 cashback when you spend $100 or more (Expires 27 Jan 2019)
Redballoon - Get $20 rebate on $100 spend (Expires 31 Jan 2019)
Redballoon - Get $50 rebate on $250 spend (Expires 31 Jan 2019)
Others
Vodafone - Get up to 10GB bonus data on selected phone plans (Expires 8 Jan 2019)
Bupa - Complimentary 1 month on selected health covers (Expires 31 Jan 2019)
CinemaTickets - Up to 48% off movie tickets (Expires 1 Jun 2019)
The Iconic - 10% off the Iconic (Ends 31 Jan 2019)
Expedia - 10% off (Ends 7 May 2019)
New Balance - 20% off full price product only (Ends 31st Dec 2019)
Designbx - 15% off interior design (Ends 30 Mar 2019)
Does the $20 Kogan cash back apply for Kogan mobile as well?