The ultimate success of your shopping campaigns depends on optimizing them to the fullest extent possible, ensuring you achieve more impressions and clicks and identify all the opportunities your bidding strategy offers. To achieve this, it's essential to conduct the most competitive analysis possible of your campaigns. This involves taking several factors into account. Compare the performance of your ads with those of your competitors . Using auction data, impression share, overlap percentage, and top ranking percentage, you'll be able to find opportunities to improve your bids. Likewise, a competitive analysis of your shopping campaign should take into account search impression share , which has been redesigned to identify campaigns that need better optimization based on the ranking of lost impressions. Along the same lines, you can also modify your bids by determining your competitors' impressions segmented by time of day and access device. With this auction data, you can modify your bidding strategy to optimize your results. Other methods available to you for analyzing the performance of your shopping campaigns include the bid simulator columns , which show you the possible results with different bids, and the simplified product group view. With this, you can organize products by performance and easily identify which ones to optimize based on their impressions. With all these resources at your disposal, it will be much easier for you to work toward surefire successful strategies for your business, and you will have much more useful ways to optimize your shopping campaigns.