The sight of a poster displayed outside the entrance of the pub, itemising the price of a pint of stout, ale, lager and a range of spirits, was once typical in all drinking houses across Ireland. Today, these displays are seen less and less. They are, however, not an antiquated ode to the past, but a legal necessity. And many pubs are failing to live up to requirements to obey price display laws. The problem is widespread, leading the Competition and Consumer Protection Commission (CCPC) this month to issue a letter to representative bodies to remind pub owners nationwide of…