Check out A Comment About Flare's Dropdown Link Type by firstname.lastname@example.org (Neil Perlin). Here is an excerpt:
On July 23, I wrote a post in the Hyper/Word Services blog on “A Review of MadCap Flare’s Link Types” at http://hyperword.blogspot.com/. This post was repeated in MadCap’s blog at
The full article is available here.