# Settings - [Changing Timezone](https://help.gleantap.com/settings/changing-timezone.md): How to change your timezone so SMS and email campaigns arrive at your designated time - [Add / Remove Sub Users](https://help.gleantap.com/settings/add-remove-sub-users.md): How to add or remove Sub User accounts for team members that perform different roles in your business - [Campaign Approval](https://help.gleantap.com/settings/add-remove-sub-users/campaign-approval.md): How to enforce campaign approval for sub-users in your account - [API](https://help.gleantap.com/settings/api.md): Some integrations may require an API Key and API Secret, to find yours follow the steps below. - [Integrations](https://help.gleantap.com/settings/integrations.md): Follow these steps to sync your data between your platforms and Gleantap. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://help.gleantap.com/settings.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.