If you have identified a lost pet within the Petco Love Lost platform, you may contact the pet owner directly through messages on the Petco Love Lost website. You will need to be logged into your account (or create an account) on Petco Love Lost to send any messages.
Click on the picture of the potential match, then click Contact Pet Finder to connect with the owner through Petco Love Lost.
This link will take you to your messages and will allow you to message the pet parent directly through Petco Love Lost. Type in your message in the dialog box along the bottom of the screen, and when you are finished, click on the purple arrow button.