Send your customers a certificate that shows your appreciation for their support. Use this template as your guide. Images of high-cut sneakers serve as the backdrop, coupled with a thin white overlay to reduce noise due to the patterns. The content is in simple sans-serif fonts to stress the 'Thank You' note in bold. Also, red and muted orange balances the plain white background. All design elements form an excellent blend of simplicity and playfulness. Have this template to thank your clients now!