Drop Q's?

OK, where’s the line drawn on drops…either still seated, or seat-in-font ? I have a 2.5" tire and an air pillow seat. How high is typical for a still-seated drop?

Dear Sofa:
Check out this link…
http://wobbling.unicyclist.com/HowTo/BeyondTheBasics/Drops.html

Love always,

Sofa