It may be more convenient to add a simple message in the footer of your email, politely encouraging clients to write you a testimonial. Or you may want to encourage your clients to view your testimonials from within your signature.
In this example, we will be adding the request to the signature of a Gmail account.
Step 1: From your Dashboard select Testimonials and then Collect

Step 2: From the Collect Testimonials page, scroll to Add Links to your Email Signature
Step 3: Copy the link or the Click Here to Submit Testimonial link
Step 4: Go to your Gmail account and follow the steps here to create or edit your signature. Copy your link into your signature.
Disclaimer: The procedures and screenshots provided are for reference only. Actual steps and visuals may differ slightly based on software updates, device configurations, or user settings.