Four calls within ten minutes, two short voice messages saying nothing. Likely scam

Caller: Federal Government Used Toilet Paper Rebate Scam

Don't do it, I sent bags of used toilet paper to an MPs office now I am power bottom at SilverWater.

Caller: A Chinese lady named Karen

Its a scam, offering apprenticeship and ask for a referral fee

Caller: A Chinese lady named Karen

Offering you an apprenticeship but will ask for 2k Aud fee. She even can’t pronounce the company name properly. When I told her to forward everything on my email she hang up the call. She even can’t remember that I called yesterday