One month after a US court ruled Google had an illegal monopoly on online search, the tech giant is back in court defending allegations it has also monopolised internet ads.

The line between high-quality search results, advertisements and spam on Google is increasingly blurred.

Yes23 is blanketing the nation in hundreds of ads, while Fair Australia is sticking with a singular message and targeting specific states that will ensure a ‘no’ victory.

Google is paving the way to serve you ads based directly on your browsing history, instead of cookies.