The migration of humans pose great challenges to the society. A precise knowledge of migration patterns and the spatial distribution of populace is therefore indispensable, for instance in the area of communal infrastructure provision or in the area of urban land-use planning of cities to meet the exact requirement assesments. These are developed in the aforementioned project on the basis of US-american & Anglo-american concept of “Life-course-perspective” (LCP) and examined under the methodological stipulation of triangulation methods.