Means you want to copy paste threads from other forums? Then you need to take permission of that user or that forum owner. I think. If you wanna discuss about something then I think you can hyperlink to that particular thread on that forum and start talking
Well, I would just give the URL of that thread here.. eg, http://forums.digitalpoint.com/showthread.php?t=178950
Right. You can. If it is not against the TOS of Digital Point forums. You can read some FAQ's here: http://forums.digitalpoint.com/faq.php
When i click on that threads url, i get.. Some times a 404 is just a 404...3:dv4 Go home... WHich is why you should try to make your own threads instead