https://help.zoho.com/portal/pt/community/topic/option-to-block-bookings-from-specific-email-address-or-ip-adresss-in-zoho-booking?page=1
Option to block bookings from specific email address or ip adresss in zoho booking
Sometime few of our client keep booking irrelevant booking service just to resolve their queries and they keep booking it again and again whenever they have...