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Restaurant Marketing and Customer Retention

Restaurant SMS Marketing Rules

The safest SMS programme is built around evidence, clear identity and rapid respect for customer preference. A phone number collected for delivery is not automatically a marketing asset.

3 min readPublished 14 Sep 2026UK-focused practical guide
A dessert and coffee loyalty app in a cafe

The safest SMS programme is built around evidence, clear identity and rapid respect for customer preference. A phone number collected for delivery is not automatically a marketing asset.

Identify whether the text is direct marketing

A message that promotes the takeaway, an offer or a future purchase is direct marketing even if it also contains useful information. A genuine order-status message should remain limited to the current transaction.

Use consent or a valid soft opt-in correctly

RouteCore requirements
ConsentSpecific, informed, freely given, affirmative and easy to withdraw
Products and services soft opt-inOwn customer or negotiation, similar goods/services, clear initial opt-out and opt-out in every message
Service messageNecessary for the current order and not mixed with promotion

Keep evidence

  • Number and customer/account reference.
  • Source and date collected.
  • Exact wording or version shown.
  • Consent action or soft-opt-in conditions.
  • Business identity and message categories.
  • Opt-out, objection and suppression history.
  • Supplier import and campaign logs.

Make opt-out reliable

Every promotional text needs a simple way to stop. Test common keywords and provider behaviour. Apply the result to all relevant systems promptly. Keep a minimal suppression record so the number is not added back from a later order or import.

A dessert and coffee loyalty app in a cafe
Practical takeaway systems work best when ordering, kitchen operations and customer communication stay connected.

Avoid common failures

  • Pre-ticked or bundled permission.
  • Vague third-party consent.
  • Using a delivery number for promotions without a valid route.
  • Disguising an offer as an order update.
  • Sending after STOP because another system still shows “active”.
  • Buying a list without verifying consent for this sender and channel.

Handle complaints as an incident

Pause the affected campaign, preserve evidence, check audience selection and suppression, correct the process and decide whether legal or specialist advice is required. Do not blame the customer or continue sending while investigating.

Review date

ICO guidance reflects ongoing legal change, including the Data (Use and Access) Act. Recheck the current official guidance before materially changing the programme.

Review imported and legacy lists

Old records may pre-date the current checkout or supplier. Sample evidence and quarantine records that cannot demonstrate the required route. A history of previous sends is not proof that the list was collected lawfully.

Keep service templates separate

Store order-status and marketing templates in different libraries with different permissions. This reduces the risk that a promotional phrase is inserted into a necessary delivery update or that a campaign list is used for operational messaging without context.

Control partner and agency activity

Contracts should state who selects the audience, approves content, processes opt-outs and answers complaints. The restaurant should receive campaign and suppression exports. Outsourcing the send does not remove the need to understand and govern the activity.

Audit the programme periodically

Sample consent and soft-opt-in records, test STOP, review complaints and compare suppression across systems. Document the result and corrective action. A compliant launch does not guarantee compliant operation after integrations and staff change.

Related guides

Sources and date checked

Guidance checked: 24 July 2026. Recheck current ICO, supplier and advertising guidance before acting.

Editorial note

Operational, legal and platform requirements can change. Recheck official guidance and supplier documentation before altering a live service.

Build the complete picture

Connect customer ordering with operations and profit

Use the wider guide library to check the menu, kitchen, fulfilment, payment and financial implications of each decision.

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A mobile takeaway menu surrounded by freshly prepared food