Three years ago, it would have been easy to find a place to buy elephant ivory. Even though Google banned ads for ivory products, that didn’t stop them from popping up on Google's shopping site in Japan. And if a couple years ago you wanted to bid on an ivory trinket, no problem—you could have browsed online auction aggregator LiveAuctioneers.com, which didn’t provide guidelines for selling or shipping ivory items.

It’s still all too possible to buy illegal wildlife products online, but it’s getting harder. Both companies have stepped up policies to identify unlawful wildlife products and rid their websites of it, and now they’re pledging to go even further. The U.S. Wildlife Trafficking Alliance, a coalition of nonprofits