https://support.google.com/admanager/thread/335622297/what-is-the-refundable-option-on-By youmobs / April 3, 2025 https://support.google.com/admanager/thread/335622297/what-is-the-refundable-option-on-%F0%9D%99%80%F0%9D%99%AD%F0%9D%99%A5%F0%9D%99%9A%F0%9D%99%99%F0%9D%99%9E%F0%9D%99%96