# StartSmsRegistrationRequestTollFree
## Properties
**business_name** | **String** | |
**corporate_website** | **String** | |
**phone_numbers** | **Vec<String>** | |
**use_case** | **String** | |
**use_case_summary** | **String** | |
**production_message_content** | **String** | |
**opt_in_workflow** | **String** | How recipients opt in to your messages. |
**opt_in_workflow_image_urls** | **Vec<String>** | Screenshot URL(s) showing the opt-in flow (at least one). |
**message_volume** | **MessageVolume** | Expected monthly message volume tier. (enum: 10, 100, 1,000, 10,000, 100,000, 250,000, 500,000, 750,000, 1,000,000, 5,000,000, 10,000,000+) |
**additional_information** | **String** | |
**business_addr1** | **String** | |
**business_addr2** | Option<**String**> | | [optional]
**business_city** | **String** | |
**business_state** | **String** | |
**business_zip** | **String** | |
**business_contact_first_name** | **String** | |
**business_contact_last_name** | **String** | |
**business_contact_email** | **String** | |
**business_contact_phone** | **String** | |
**business_registration_number** | **String** | |
**business_registration_type** | **String** | e.g. EIN (US), Companies House (UK), ABN (AU). |
**business_registration_country** | **String** | ISO 3166-1 alpha-2. |
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