rtl group sa said tuesday that it plans to cut 500 jobs in hamburg germany and that it will sell or discontinue noncore titles as part of a restructuring of the european media groups german publishing operations rtl deutschland said it aims to reduce costs in all areas during the reorganization of its publishing business particularly in corporate functions corporate informationtechnology office space publishing and editorial teams the company said it will integrate its core brands stern geo capital and stern crime in its rtl news gmbh unit and retain nine other titles under gruner  jahr deutschland gmbh and various subsidiaries but all other titles and line extensions will be sold or discontinued the core brands account for around 70 of rtl deutschlands publishing revenue it said the company plans to invest around 80 million euros 858 million in the development of its core brands by 2025 it said rtl said it will enter into talks with coshareholder landwirtschaftsverlag muenster about the sale of its shares in deutsche medienmanufaktur and that it is also looking at a sale of its stake in 11 freunde as well as the 500 jobs being cut an additional 200 would be transferred to new owners rtl said