Actually im not seeking the 3d software tutorials.my company is giving me jobs like i mentioned above.my problem is im not good in any designs,but sound in softwares like 3dsmax,photoshop etc.plz help me in concepts of designing interiors and shelves,megadisplays,display stands,exhibition booths etc..... and give me the names of websites where i can have free examples... thanks in advance.... will be grateful for u...