This thesis is focusing on the sales promotion at a selected retail unit. The theoretical part of this work focuses on history of trade, its diversification, functions and specifics. The following chapter describes marketing communications and is split into 5 different categories advertisement, personal selling, sales promotion, public relations and direct marketing. The literary recherche concludes with a chapter about marketing research, which is focused on methods used in practical part of the work. The purpose of this thesis is to evaluate sales promotion focused on consumers in a selected retail unit and to bring proposals for development of sales promotion. For the purposes of the work, Penny Market in Veseli nad Luznici have been c...