> For the complete documentation index, see [llms.txt](https://developers.mobile-text-alerts.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developers.mobile-text-alerts.com/tutorials.md). # Tutorials - [Message Sending](https://developers.mobile-text-alerts.com/tutorials/message-sending.md): See the different tutorials for ways to send messages with the MTA API - [Send an SMS Message](https://developers.mobile-text-alerts.com/tutorials/message-sending/send-an-sms-message.md): Learn how to customize your message sends with the Mobile Text Alerts API - [Send an MMS Message](https://developers.mobile-text-alerts.com/tutorials/message-sending/send-an-mms-message.md): Learn more about sending an MMS with Mobile Text Alerts - [Send an iMessage](https://developers.mobile-text-alerts.com/tutorials/message-sending/send-an-imessage.md): View the steps to sending iMessages with Mobile Text Alerts - [Sender Identity](https://developers.mobile-text-alerts.com/tutorials/message-sending/send-an-imessage/sender-identity.md): Learn about Sender Identities and how to get one provisioned for your account - [Subscriber Opt In](https://developers.mobile-text-alerts.com/tutorials/message-sending/send-an-imessage/subscriber-opt-in.md): Learn about subscriber opt-in and how to do this with Mobile Text Alerts deeplinks - [Send iMessages](https://developers.mobile-text-alerts.com/tutorials/message-sending/send-an-imessage/send-imessages.md): Learn how to send iMessages via the API - [SMS Fallback](https://developers.mobile-text-alerts.com/tutorials/message-sending/send-an-imessage/sms-fallback.md): Learn how the SMS fallback is handled for failed iMessage send requests - [Message Templates](https://developers.mobile-text-alerts.com/tutorials/message-sending/message-templates.md): Learn how to use Message Templates when calling the Mobile Text Alerts API - [Receive and Reply to Messages](https://developers.mobile-text-alerts.com/tutorials/message-sending/receive-and-reply-to-messages.md): This tutorial will explain the steps involved to receive message responses and to reply to them with the API - [Scheduled Message Sends](https://developers.mobile-text-alerts.com/tutorials/message-sending/scheduled-message-sends.md) - [Manage Subscribers](https://developers.mobile-text-alerts.com/tutorials/manage-subscribers.md): View all the ways you can interact with the API to manage your subscribers - [Assign Custom Subscriber Attributes](https://developers.mobile-text-alerts.com/tutorials/manage-subscribers/assign-custom-subscriber-attributes.md): Learn how you can add and update the Custom Subscriber Attributes assigned to your individual subscribers. - [Group Subscribers](https://developers.mobile-text-alerts.com/tutorials/manage-subscribers/group-subscribers.md): Learn how to create and update groups of subscribers, useful for targeted messaging. - [Adaptive Groups](https://developers.mobile-text-alerts.com/tutorials/manage-subscribers/group-subscribers/adaptive-groups.md): Learn how to configure Adaptive Groups with the Mobile Text Alerts API to create groups that auto-populate over time. - [Groups Bulk Add/Delete Subscribers](https://developers.mobile-text-alerts.com/tutorials/manage-subscribers/group-subscribers/groups-bulk-add-delete-subscribers.md): Bulk endpoints can be used to add or delete up to 1,000 subscriber records in a group in a single request. - [Bulk Create/Update Subscribers](https://developers.mobile-text-alerts.com/tutorials/manage-subscribers/bulk-create-update-subscribers.md): Learn how to use the bulk subscriber endpoints, useful for large scale subscriber updates. - [Custom Subscriber Attributes](https://developers.mobile-text-alerts.com/tutorials/custom-subscriber-attributes.md): Learn how to create Custom Subscriber Attributes to store additional data fields for your subscribers. - [Webhooks](https://developers.mobile-text-alerts.com/tutorials/webhooks.md): View the expected webhook event payloads to your custom-defined endpoints - [Setting up your first webhook](https://developers.mobile-text-alerts.com/tutorials/webhooks/setting-up-your-first-webhook.md): Learn how to set up a webhook endpoint on your server which will listen to events sent from Mobile Text Alerts - [Webhook Signature Verification](https://developers.mobile-text-alerts.com/tutorials/webhooks/webhook-signature-verification.md): Learn how to configure verification for your webhook listener endpoint - [Phone Number Format Guide](https://developers.mobile-text-alerts.com/tutorials/phone-number-format-guide.md): Learn how to format phone numbers in E.164 for subscriber creation to avoid confusion with country codes and leading digits. --- # Agent Instructions This documentation is published with GitBook. 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