I have just published the first the next article in the tips & hints series about the Relationship Graph. This is a bunch of ouf favorite time savers and tricks, but by no means a complete list. We'd love to see others contribute their favorite tips too.
You can check out the full article by clicking this link: http://www.teamdf.com/weetbicks/tips-hints-the-relationship-graph/138/
The next article in the series is almost done and is about scripts, which should be up next week sometime.