helo everyone ,
i’m new to v-ray , and was wondering why all my rendered pics is so raw not like u guys very realistic. i download the materials from asgvis , whr i put it vray folder? or sketchup foldeR?how i use it? and what is HDRI? i really wanna render like you guys do .
Re: new here , few question to ask .
You can ckeck in the download area a tutorial of setting basic materials, actually there a lot of videos that will help you to understand vray and basic usage like HDRI basic lightning etc here is the link
http://software.asgvis.com/index.php?option=com\_content&view=article&id=182&Itemid=480
And practice is the key my friend to reached great render results. 
Re: new here , few question to ask .
hey thanks ! 