it oso helps in case the scdf places the airbags in the wrong landing area for those with suicidal tendencies - soft and grassy patches prevents carcass splatter and cuts down fertiliser costsGardens are not there just for the enjoyment of the RC. Gardens are part and parcel of creating a pleasant ambience in HDB estates. It is a holistic approach towards improving the lives and the mental well being of all HDB residents.