Union launches in-depth survey, after previous research reveals widespread problem.
Employees will also be entitled to five days paid and five days unpaid Family and Domestic Violence Leave.
Amazon to improve employee conditions in Australia.
New agreement ensures hours for part-timers, paid domestic violence leave.
Almost 68,000 Woolworths workers voted in favour of a new enterprise agreement.
The same penalty rates will soon apply to all workers.
SDA agreement delivers on priorities identified by Woolies staff.