Originally Posted by glowingrod

Hi,

Everyday I stop at Starbucks on my way to work. I get a grande mocha latte with the sprinkles and a dash of cinnamon, sometime with whip cream.
Anyway since Monday morning everytime I get back on my bike my drink has been spilling, and yesterday I went over a bump and accidentally bit through my biscottti thereby losing half of it to the bike lane (it's very dirty). It didn't always happen and I think that it must be my suspension seatpost. It's always been nice and poofy but now it's downright bouncy bouncy.
Is there a way I can tighten it up, or loosen it up?