Over the past year, retailers have been seeing significant increases in conversion rates for their Google Product Listing Ads (PLAs). With more and more shoppers turning to PLAs during their shopping journeys, you want to make sure you're optimized for profitability — not ad spend.

Especially if you're working with an agency.

Here, we've rounded up 13 key questions you need to be asking your agency about your PLA strategy, including:

• How often is product data sent to Google?
• What's your strategy for creating product groups?
• How often are you making bid changes to product groups?
• And 10 more!