BVB are said to be interested in one of the standout players of the past Bundesliga season, but are reported to have been rebuffed after making an exorbitant offer.
With United safe in third, Forest visit Old Trafford knowing they will avoid relegation. In Germany, Hoffenheim and Heidenheim have differing scenarios.
Galatasaray Istanbul are reportedly keen on 1. FSV Mainz 05 midfielder Nadiem Amiri. Yet coach Okan Buruk is not yet sold on the move and remains to be convinced.
BVB have secured their minimum target of Champions League qualification. Work on the squad for the new season is now underway. An 18-year-old is reportedly set to play a role in the long-term plans as well.