OpenSource Software for exhibition companies

I am a huge exponent of opensource software. I use it daily as much as possible. Why pay for software when far better or equivalent software is available opensource. Why pay for expensive 3D and operating software when most software has opensource FREE equivalents some of the opensource software i use 1. Modelling – Sketchup – its free and 100% accurate. Easy to learn, with  huge database of tutorials to quickly get up to speed. Why pay for CAD –Read More