It has been proven that quality landscaping and landscape amenities adds 15% to 20% to a buildings value.  In commercial and residential applications, a Green Roof adds significantly to your buildings value.  It's a relaxing quiet place to take a break from work, a place for customers to relax while shopping, somewhere to sit and read a book or to watch the sunset. What would a private and safe park in the centre of the city be worth to you?