This article treats of the leaders’ influence in the facilitation of the learning process of the service group to the customers, in bank agencies, that it is an environment highly standardized and little flexible. It is based in an exploratory research that it used the in depth interview accomplished with 12 clerical service employees of bank agencies, of three great different national private banks. The Content Analysis was applied to interpret the obtained data. The results of the analysis showed that the leaders are taken, in a general way, as capable, supportive, encouraging of participation, since this light to the execution precisely of the bank norms. The rigidity and homogenization of the procedures plasters the self-expression and it provokes a high personnel turnover. Therefore, given that the service of customers has to happen inside of the norms, to the leader a paper fits of co-assistant in the learning process.