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PLEASE - do not use anything related to personal data, like phone numbers, emails, or names. The best way is to use some hashed or random aplahnumeric ID, like - jhFd2kjhDc-29dkY35-Kf93gh4skJ and so on.
NOTE - This field is case sensitive, so "F1g" is not the same as "f1g"
| Note |
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NOTE - This field is case sensitive, so "F1g" is NOT THE SAME as "f1g", so you need to address your users with exactly the same ID as you've created it with. |
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