Mailer Docs

Custom Fields

Custom fields let you store additional information about your contacts beyond the standard fields (name, email, phone).

Creating Custom Fields

  1. Open an audience list
  2. Click Custom Fields
  3. Click Add Field
  4. Configure the field:
    • Name: Internal identifier (no spaces)
    • Label: Display name
    • Type: Data type
    • Required: Whether field must be filled for every contact
    • Description: Optional help text
  5. Click Save

Field Types

Text

Single-line text input for short answers.

Examples: Department, Job Title, Company Name

Number

Numeric values only.

Examples: Age, Employee ID, Purchase Count

Date

Date picker for date values.

Examples: Birthday, Join Date, Last Purchase

Select

Dropdown with predefined options.

Examples: Status (Active/Inactive), Region (North/South/East/West)

Setup: Add options when creating the field.

Textarea

Multi-line text for longer content.

Examples: Bio, Preferences, Comments

Using Custom Fields

Adding to Contacts

When adding or editing a contact, custom fields appear in the Additional Fields section.

In CSV Imports

Include custom field names as column headers in your CSV file. Values will be imported automatically.

Filtering and Segments

Filter contacts by custom field values or create segments based on custom field criteria.

Managing Custom Fields

Editing Fields

  1. Click Custom Fields
  2. Click Edit on the field
  3. Update configuration
  4. Click Save

Changing field type may affect existing data.

Deleting Fields

  1. Click Custom Fields
  2. Click Delete on the field
  3. Confirm deletion

Deleting a field removes all data stored in that field for all contacts.

Organization-Wide Fields

Custom fields that are defined at the organization level are available across all audience lists in your organization.

Best Practices

  • Use clear, descriptive labels
  • Keep field names simple (no spaces or special characters)
  • Use select fields for standardized data
  • Mark important fields as required

Next Steps