RT Journal Article SR Electronic A1 Vaculík, Juraj A1 Monoši, Michal T1 JF Doprava a spoje YR 2010 VO 6 IS 1 SP 222 OP 227 UL https://tac.uniza.sk/artkey/das-201001-0025.php AB This paper deals with efectivity of contact centres and deals with methods how to increase efectivity. In this paper are listed possibilities how to increase efectivity of contact centres with teoretical examples of performance increasing, in this article are listed also negative results.