Mockup : <a href="https://www.freepik.com/free-psd/urban-billboard-mockup_5654509.htm#query=mockyp%20poster&position=19&from_view=search&track=ais">Image by berlionemore_contributor</a> on Freepik

Mockup 2 : <a href="https://www.freepik.com/free-psd/fluid-art-poster-mockup-psd-wall-diy-experimental-art_18764017.htm#query=mockyp%20poster&position=2&from_view=search&track=ais">Image by rawpixel.com</a> on Freepik