# Audience

How to manage your subscribers including adding, unsubscribing, batch uploading, tags, and segmentation

## Adding/Updating Audience Members

- [How can I add a subscriber to my account?](https://help.tryletterhead.com/add-subscriber)
- [How Do I Import Subscribers?](https://help.tryletterhead.com/csv-upload)
- [How to View or Edit an Audience Member](https://help.tryletterhead.com/view-edit-audience-member)
- [Can I resend the 'Verify your subscription' email to my audience to remind them to confirm their subscription?](https://help.tryletterhead.com/pending-confirmation-email)
- [How do I add or update audience members through Zapier?](https://help.tryletterhead.com/zapier-audience-management)
- [Is it possible for administrators to re-subscribe audience members?](https://help.tryletterhead.com/as-an-administrator-am-i-able-to-re-subscribe-audience-members)
- [Mass Deletion of Subscriber Contact Details](https://help.tryletterhead.com/does-letterhead-have-the-option-for-mass-deletion-of-the-subscribers-contact-details)
- [Zapier](https://help.tryletterhead.com/zapier)

## Profile Fields

- [What is a custom field, and why should I use it?](https://help.tryletterhead.com/what-is-a-custom-field-and-why-should-i-use-it)
- [What are audience profile fields in Letterhead?](https://help.tryletterhead.com/how-profile-fields-work)
- [Personalization Tags](https://help.tryletterhead.com/personalization-tags)

## Tags & Segments

- [How do tags and segments work?](https://help.tryletterhead.com/user-tags-and-segments)
- [Bulk Tag Audience Members](https://help.tryletterhead.com/bulk-tag-audience-members)
- [Can I Delete Segments or Tags?](https://help.tryletterhead.com/can-i-delete-segments-or-tags)

## Engagement

- [Understanding bounces & Letterhead's bounce handling](https://help.tryletterhead.com/understanding-bounces)
- [Do I need to warm up and verify emails prior to my first send with Letterhead?](https://help.tryletterhead.com/sending-email-addresses)
- [Automated List Optimization](https://help.tryletterhead.com/letterhead-list-cleanup)
- [Managing Audience Members in Pending Confirmation Status](https://help.tryletterhead.com/confirmation-emails)
- [Smart Engagement-Based Segments](https://help.tryletterhead.com/engagement-based-segments)
- [Audience Profile Activity Log](https://help.tryletterhead.com/audience-profile-activity-log)

## Unsubscribes

- [What Happens When Someone Unsubscribes From Your Newsletter?](https://help.tryletterhead.com/what-happens-when-someone-unsubscribes-from-your-newsletter)
- [Why You Can’t Delete Audience Members in Letterhead](https://help.tryletterhead.com/why-deleting-audience-members-is-not-supported)