1. A method for presenting a piece of information regarding an object from a plurality of pieces of information provided within a plurality of information sources, to a user or a presentation means, depending on a location of the user or the presentation means, the method comprising the following steps: determining the location; selecting a management part from a plurality of management parts, each of which comprises a reference to one of the plurality of information sources, a position indication and one or several pre-settable selection criteria, depending on the determined location and on the one or the several pre-settable selection criteria of the plurality of management parts; and outputting the piece of information provided within the one of the plurality of information sources which the reference of the selected management part refers to, wherein the one or several pre-settable selection criteria of the plurality of information sources include a category, the method further comprising: associating a weighting value with each category of the plurality of management parts, wherein the categories are organised in a tree structure, determining a weighting of each category based on a combination of the weighting values of some of the categories within the tree structure, wherein the step of selecting comprises the selection of a management part from the plurality of management parts depending on the weightings of the plurality of management parts, and wherein the step of determining the weighting of each category comprises determining the weighting of each category as a mathematical combination of the weighting values of the categories on the way from a root of the tree to the respective category.