Hello All, Nowadays the BIM softwares are taking place everywhere,and autocad is going to despair,what/Why is the best BIM software do you recommend?

Archicad because it is easy to work with and he gives better3d results 

Revit architecture indeed, easy to learn, effective in team work, aslo from architecture view it works well with3rd max if you use autodesk family here is tutorial link.  http://www.infiniteskills.com/training/free-cad-bim-training-videos//3/