Everyday Mobile (nee Woolworths Mobile) is offering customers up to 5% off gift cards, available as physical or electronic gift cards:
4% off Woolworths Supermarkets, Woolworths Metro cards
5% off Big W
3% off WISH (Woolworths Supermarkets, Woolworths Metro, BIG W, BWS, Dan Murphy's, EG Ampol fuel sites)
5% off BWS
5% off Dan Murphy's
You must be a current customer, and log in to the Everyday Mobile account portal and click through to Buy Now button in the top banner.
This is all the more attractive when you consider you can get 10% off your shop at Woolies once a month. I'm on an old $12.50/mo plan, pays for itself!
This is a long running deal btw. I stack this with my monthly 10% off Woolworths discount they give for mobile customers.