Managing Customer Identities in Loyalty Programs

Or why you shouldn’t make emails as your primary customer identifier

Rameez Kakodker
8 min readJul 29, 2023

On a group chat, someone gave a feedback on an loyalty application I worked on some time ago:

“Your view on the Loyalty app would be appreciated. You cannot change an email address and are forced to change your phone number. Resolution: keep ur new number, use a new email and they will transfer your points… The point of building user apps is to make it a seamless experience for customers. People need to get the basics right”

Sounds familiar?

The Marketing First Approach

What do marketers want? Easy access to ALL of the customer data! When do they want it? YESTERDAY!

Funny as it might sound, but usually, the core problem is exactly that — business requirements that sound logical (I mean, we can only send emails to email ids right?) but are found lacking when the user decides to make changes.

In the grievance raised above, you can imagine how the team handled it. They probably created a new customer, with a new email & phone number and transfer points over. For audits sake, they also added a field old loyalty id and updated it with the previous identifier.

And this will solve the problem in the short term (you’ll need an army of CS execs to manage it, but it works).

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Rameez Kakodker

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