Answer:
I help boats park
What language does a billboard speak?
What tastes better than it smells?
I always run but never walk often murmur but never talk have a bed but never sleep has a mouth but never eat.
You throw away my outside, you cook my inside. Then you eat my outside and you throw away my inside. What am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.