Black Friday sales set to be biggest on record with shoppers spending billions on deals

Shoppers mill around a cosmetics department in Sydney, Saturday, Dec. 3, 2016.

About 6 million Australians are expected to take part in Black Friday sales this year. (AAP: Dan Himbrechts)

In short:

Australians are expected to spend a record $6.8 billion over the Black Friday-Cyber Monday weekend.

Researchers say there is a shift in mood among both consumers and retailers, with retailers reaping the rewards.

What's next? 

The Australian Retailers Association's Fleur Brown says any future interest rate increases will have an impact on consumer spending.