The BWF Future Series is a level four tournaments of badminton tournaments along with International Challenge and International Series, sanctioned by Badminton World Federation (BWF) since 2007.
World Ranking points
The BWF Future Series offers fourth only to BWF tournaments (after BWF events, Super Series, Grand Prix Gold and Grand Prix, International Challenge and International Series), according to World Ranking system.
References
BWF Future Series Wikipedia(Text) CC BY-SA