How to configure address validation in the checkout

Using the Localisation section of General Settings in the Limio Commerce app, it's possible to define country-specific validation rules for billing and delivery addresses:

1. Go to Settings > General Settings > Localisation
2. Scroll down to 'Address Country Specific Rules'
3. Select the countries that you want your validation to apply for
4. Enter all the whitelisted characters (accepts regular expressions)
5. Enter the message that's displayed when validation fails.