The Europe Direct Information Centres in Ireland contain stocks of relevant EU publications and are available to deal with any queries in relation to EU matters. There are 8 such centres in Ireland.
SOLVIT is an informal problem-solving network created to solve problems that EU citizens or businesses are experiencing with the public administrations of EU Member States.
From this link you can download a copy of the thresholds (exclusive of VAT) above which advertising of contracts in the Official Journal of the EU is obligatory, applicable from 1 January 2010 to 31 December 2011.