1. I have a forum, should I get the photopost pro or
vb gallery?
Thats a matter of choice. I use pro others like vbgallery
PhotoPost PHP Photo Sharing Photo Gallery: Pro vs. vBGallery
2. Will
Vb Gallery work with
vbseo, so that I can rewrite the URLS?
No you can not rewrite urls with
vbseo thats a product for vbulletin only
3. How hard is it to install/uninstall?
Installation is not hard its uploading files changing file permissions and running an install script.
4. Will it work with vbulletin version 3.8.2?
yes either one will
5. With
Vb Gallery can I have random images from the gallery displayed horizontally on the forum main page?
yes with both you can
6. How secure is
Vb Gallery against hackers, etc..? what is more secure
VB Gallery or Photopost Pro?
either one is secure
7. When a new vbulletin comes out and I need to upgrade, how hard is it to upgrade with
Vb gallery install
Same as with pro uploading new files and running some upgrades.