All You Need to Know About WhatsApp & Sender ID

Most Gulf restaurants still treat WhatsApp as a customer service channel — the number on the website guests message when something goes wrong. A growing number are using it differently, as the primary communication channel for every guest touchpoint from booking confirmation to post-visit follow-up. The gap between the two approaches is widening.

The reason is straightforward. In 2025, WhatsApp reached more than 90% of smartphone users in the UAE and Saudi Arabia as per DataReportal. In a Gulf context, no other messaging channel comes close to that reach. The guests you want to communicate with are already there.

Why WhatsApp Performs So Well in Guest Communication

The engagement numbers are clear. First-party data from HiJiffy across hospitality properties shows WhatsApp campaigns averaging a 71% open rate.

The mechanics explain why. WhatsApp sits on a phone’s home screen, in the same app where guests are already in active conversation with friends and family. There is no spam folder. There is no unsubscribe list to end up on. A message sent to a guest who dined with you last night lands in the same thread where they communicate with people they know.

For restaurants, this has a direct operational implication. A post-visit follow-up sent by WhatsApp within minutes of the guest leaving has a high probability of being read while the experience is still fresh. 

What WhatsApp Enables Across the Guest Journey

The channel supports communication at every stage of the visit. 

• Before the day: a booking confirmation with the date, time, and any practical details. 
• Day of: a short reminder or message with parking information or a note about that evening’s menu. 
• Post-visit: a follow-up sent within the optimal timing window, when the guest’s experience is still with them and they are most likely to leave a review, make a return booking, or respond to an offer.

For repeat guests, the channel extends further: a birthday or anniversary message with a reason to return; an invitation to a new menu launch for someone who visited in the past 90 days. When these messages are automated, they run without staff involvement — at scale, consistently, without anyone having to remember to send them.

The business case behind this sits in one number. Return guests represent an estimated 65-80% of restaurant revenue (Bloom Intelligence, 2025). The operators building WhatsApp communication into their guest journey are doing so because it shortens the time between a first visit and a second one.

Why a Sender ID Makes the Difference

Without a registered Sender ID, WhatsApp messages sent on your behalf arrive from a random phone number. Many guests will not open a message from an unrecognized number. Some will mark it as spam.

A Sender ID replaces the number with your restaurant’s registered name. Guests see who the message is from before they open it. The trust signal that makes the channel work — and that separates automated guest communication from unsolicited messages — comes from that name appearing in the thread.

Registering a Sender ID requires a one-time approval process. Meta verifies that your WhatsApp Business profile, Facebook Business Page, and Meta Business Portfolio are consistent and complete. It also enables Coexistence Mode. That setting lets a platform like Servme send automated messages through your number while your team continues using the app on the same number, without interruption.

How to Get Your Sender ID Live

The setup process runs through eight steps, covering your Meta Business verification, the QR-code connection between Servme and your WhatsApp Business app, and the Sender ID submission. 

If you’re already using Servme, you can start the connection immediately. If you’re evaluating your options, our step-by-step guide gives you a clear picture of what the setup involves so there are no surprises when you start.

Download Servme’s step-by-step guide for free :

Or watch our tutorial video :

For more information, book a demo with Servme directly.