Which among the following is NOT a characteristic of an automation rule?

The option stating that an automation rule generates one-time mailing lists only is not a characteristic of automation rules. Automation rules are designed to operate continuously based on predetermined criteria. This allows them to manage and engage with leads and contacts dynamically as the data changes, rather than just creating a single, static mailing list.

In contrast, automation rules are particularly effective for ongoing processes, as they respond to real-time data and trigger specific actions when criteria are met. Furthermore, automation rules can be restored from the recycle bin, which is a feature that highlights their ability to be managed over time and not simply discarded. The requirement for criteria that trigger actions is a fundamental aspect of automation rules, making them functional and responsive to changing conditions rather than limited to one-time use.