VB 3.0 and 3.5?

[kevinfx]

what is the different?

[Xenon]

well, 3.5 is more advanced

there are a lot of differences, you can best read about in the announcement forums of vbulletin.com

[Quillz]

If this is your first time with vB, go with 3.5.x. 3.0.x is no longer actively developed.