Some nations require a proper apprenticeship with an skilled practitioner, while others don’t. For instance, in South Africa it’s required that in addition to acquiring an LL.B diploma that individual has to finish a year of pupillage beneath an skilled …
Some may work as public protection attorneys, representing people who couldn’t afford to hire their own private attorney. As to the abbreviation ‘Esq.’ for ‘Esquire’ used by some legal professionals, it has no exact significance within the United States …