On other forums people would say to go to www.dual-boxing.com for all the info but I can't seem to find any straight off
Look, it's always nice to welcome another multi-boxer into the fold, but you couldn't find any information here? Are you kidding me?

Here are some additional links that should be useful to you both now and in the future:

Guides

Software tools forum

Search facility

Wiki

Video - how to set up your first group