HI   I am new to CA x15 from CA x11and find it very difficult to navigate the library ..  I notice that the new grass polyline  feature does not show in Ray trace Renderings only PBR.  My exterior PBR are terrible and have no glass reflections etc.  I've watched the videos on the exterior PBR Real time and printed the info but my exteriors are not even close to what I see here on the forum ,I realize i have to try several combinations which I have but not impressed.     I see