I took advantage of that offer last month, I upgraded from V5 to V5 Infinite. I'm now looking forward to V6 Infinite whilst I'm feeling my way around Version 5! :)

MS Windows 7 Home Premium 64-bit SP1
Intel Core i7-2600 CPU @ 3.40GHz, 12.0GB RAM, AMD Radeon HD 7770

PoserPro 2012 (SR1) - Units: Metres , Corel PSP X4 and PSE 9