His double posts are accidental, saying the same thing in each post. Your posts were right after eachother. Asking different questions in each post. Justr edit your first post next time and there wont be a problem.

Back on topic, Coilovers should definitely be your first suspension upgrade. Do some research and find some with a comfortable spring rate and adjustable dampening. You can have it set on the softest setting for daily driving and when you want to drive spirited, set it to the stiffest setting.