…Remind me what that means?!

ITSO are the guardian of the ITSO Specification developed in the UK under Crown Copyright, which aims to make travelling on public transport throughout the UK seamless and easier by enabling smart ticketing technology.  The ITSO community is a membership of public sector authorities, transport operators and equipment and solution suppliers to the smart ticketing [...]

Serial number encoded on a smart card but not known to a customer

The numbers refer to the number of letters in the words because it’s easier to type and in the context of websites/apps. I18n covers translating and things like changing date formats, eg translating Cardiff buses into Welsh. I18n is making systems adaptable to different country and region locales.