As product listing ads continue to resonate with consumers and drive clicks for advertisers, Google has experimented with showing more of them on the page over the years. As we head into Holiday Season 2016, Google is continuing to ratchet up the count and is showing PLAs in cards rather than single ad packs.
On some queries now, Google shows as many as 15 product listing ads (PLAs) on phones and tablets and up to 18 PLAs on desktop, thanks to the scrolling slider of ads. The slider won out over a test early this year that showed up to 16 PLAs when a user clicked to expand the block of ads and rolled out to desktop earlier this fall. CPC Strategy began noticing a new slider treatment being tested and more ads showing in the right-hand column on desktop this week.
This screen shot that CPC Strategy provided shows the new slider treatment.
Comparing to the current example below, notice