Just to give U an update my recent flight from brisbane to San Fran in May I was able to use the Singapore Airlines lounge in Brisbane being a velocity gold member all U do is show your United boarding pass and your velocity gold card at entry , and all so works in Syd for the Singapore Airlines ...

I'm a velocity gold member 3 times this yr I've flown Singapore Airlines and every time in Changi airport (I fly economy) everytime I've allowed into there silverkris business class lounge at Changi airport 😆, and if your flying United or air Canada out of Syd U can use the Singapore Airl...

Yes for international departures both in Syd Brisbane melb virgin Australia customers on a international flight on virgin Australia (gold) (platinum) can use the Singapore Airlines lounge show boarding pass and card status to gain entry 😊