http://www.bimtaskgroup.org/gsl/ http://www.bimtaskgroup.org/gsl/ http://www.bimtaskgroup.org/gsl/ Government Soft Landings http://www.bimtaskgroup.org/gsl/ Government Soft Landings Government Soft Landings http://www.bimtaskgroup.org/gsl/ http://www.bimtaskgroup.org/gsl/ Government Soft Landings (GSL http://www.bimtaskgroup.org/gsl/ Building Information Modelling (BIM) Task Group http://www.bimtaskgroup.org/gsl/ Government Soft Landings