Browser Window Keeps Opening

GarageSale
#1

Sometimes when I click around in Garage Sale, a browser window opens with this address:
trc.taboola.com/taboola-display-ebay/log/3/available
What the heck is this and why?

#2

2 posts were merged into an existing topic: ‘Live mode’ opens strange tabs in Chrome browser today

#3
#4
#5