some advice from the expert please

Im a beginner with prelude, i dont know wheter im goin to get it or not because some people dislike the stuff, but for me im really goin for its own style
anyway for all the experts out there:
1.what is the different between prelude VTi-R and prelude SI??
2. which is faster and more smooth between those two models
3. would u guys teach me how to increase the engine performance??
4. any advice to tune up or maybe make the car lookin good??

hey really, thanks alot for all the people that helped

Sounds like you need to search a little bit. Search on these forums, then any more questions you have we can help you with.