https://support.zendesk.com/hc/en-us/community/posts/7557514972954-Is—Open-On-24-7-24-7-Customer-Service

https://support.zendesk.com/hc/en-us/community/posts/7557514972954-Is-%F0%9D%97%94%F0%9D%97%B6%F0%9D%97%BF-%F0%9D%97%99%F0%9D%97%BF%F0%9D%97%AE%F0%9D%97%BB%F0%9D%97%B0%F0%9D%97%B2-Open-On-24-7-24-7-Customer-Service