Add unique product identifiers to appear in Google Product Search
You must now add unique product identifiers to your listings in order to appear in Google Product Search.
Google requires all sellers to include unique product identifiers in their listings. Not providing these identifiers means your items won’t show up in Google Product Search results – causing you to miss out on sales opportunities.
Further changes for 2013 have been announced by Google.
Google Product Search is a key source of traffic to your listings. eBay will continue to invest in paid search to benefit our sellers.

Example of Google Product Search
What you need to do
NOW
Update your listings with the required unique product identifiers. This maximises the exposure of your listings in Google Product Search results and could attract more buyers to your items.
Details
Adding unique product identifiers to your listings
| Category | Identifiers required for each product |
| Media (i.e. music, films, video games | Global Trade Item Number (GTIN): the barcodes usually found on products bought in retail shops. Every item, from groceries to electronics, sold in retail locations typically includes this barcode. These include the European Article Number (EAN) or Universal Product Code (UPC). |
| Books | ISBN (Either ISBN-10 or ISBN-13. Exceptions apply for books published before 1970.) |
| Clothes, Shoes & Accessories* | Items need the following identifiers:
|
| Custom-made goods | No identifiers are required at the moment. |
| All other | At least 2 of the following 3 identifiers:
|
The following tools can also be used to update your listings:
- Bulk edit tool (You can update up to 200 listings at once using this tool.)
- Sell your item form
- Revise your item form
- Turbo Lister
- File Exchange
Check with your third-party listing tool provider to find out whether they support unique product identifiers.

