Monday Greece and Bulgaria sign cooperation protocol on bilateral road and railway connections. OTE Telecom unionists to meet with OTE management to resume talks on the company’s voluntary retirement program. «Professionals» painting exhibition opens at the European Center for the Development of Vocational Training (CEDEFOP) in Thessaloniki. To March 31. Tel. 2310.490.111 or www.cedefop.gr. Tuesday Hellenic Solid Waste Management Association (EESDA), in cooperation with Aristotle University of Thessaloniki, holds a conference on «Waste Management in Thessaloniki: Old Problems – New Solutions,» to be held at 9 a.m. at the university. Tel. 210.862.7598 or www.eedsa.duth.gr. Eighth Human Resources Management symposium, organized by KPMG Athens, at 9 a.m. at the Athens Hilton Hotel. To Wednesday. Tel. 210.606.2280 or www.kpmg.gr. Hellenic Petroleum announces 2004 annual results and recent developments in the company’s activities at a press conference at its Athens head office, 54 Amalias, 1.30 p.m. Wednesday National Technical University, in cooperation with Center for Renewable Energy Sources, holds a conference on «Application of Renewable Energy Sources: Perspectives and Priorities Toward the 2010 Target,» at the Athinais conference hall in Votanikos. To Friday. Tel. 210.973.0697. Microsoft Hellas holds a conference to present the company’s new programs and technologies. At Microsoft’s offices, 221 Kifissias Ave in Maroussi. Tel. 210.689.8488. Consumer Protection Center holds an annual general meeting on the 2004 management and financial report. At 6.30 p.m. at the Thessaloniki Labor Center, 32 Aristotelous. Hellenic Management Association (EEDE) holds a conference on «Collaboration between Public and Private Sectors: Self-funded Projects,» to be held at EEDE premises, 5 p.m. Tel. 210.211.2000 or www.eede.gr. Thursday National Bank of Greece announces 2004 financial results. The BSEC Hellenic Business Forum and the OECD Development Center hold a regional forum on «Private Sector Development in the Black Sea Region: Priorities,» at the Holiday Inn Hotel in Thessaloniki. Deputy Foreign Minister Evripidis Stylianidis to make the opening address. To Friday. Tel. 210.366.8854 or www.afea.gr. Friday Seventh International Franchise Exhibition KEM 2005 opens at the Athens Exhibition Center, 124 Kifissias. To Monday. For details, www.kemexpo.gr.