> For the complete documentation index, see [llms.txt](https://help.tobi.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.tobi.ai/tcpa-compliance/step-3.-obtain-the-customers-phone-number.md).

# STEP 3. Obtain the customer’s phone number

Search for **Phone label.** In the fields called **Phone label** and **Optional phone label** paste the following:

#### Phone - mark the above checkbox to get SMS updates. <a href="#phone---mark-the-above-checkbox-to-get-sms-updates" id="phone---mark-the-above-checkbox-to-get-sms-updates"></a>

![](/files/-MSAaz_jY5qx9pkobMYI)

Then save the changes by clicking the **Save** button at the top of that page.

Next step - [**Explain how the customer will receive messages (Step 4)**](/tcpa-compliance/step-4.-explain-how-the-customer-will-receive-messages.md)

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**Verification guide:**

1. [Get consent to send marketing messages (Step 1)](/tcpa-compliance/step-1.-get-consent-to-send-marketing-messages.md)
2. [Explain how the customer will receive messages (Step 2)](/tcpa-compliance/step-2.-explain-how-the-customer-will-receive-messages.md)
3. [Obtain the customer’s phone number (Step 3)](/tcpa-compliance/step-3.-obtain-the-customers-phone-number.md)
4. [Explain how the customer will receive messages (Step 4)](/tcpa-compliance/step-4.-explain-how-the-customer-will-receive-messages.md)
5. [Legal documentation (Step 5)](/tcpa-compliance/step-5.-legal-documentation.md)
6. [Checkout page Example](/tcpa-compliance/checkout-page-example.md)