hey new guy here

Hello every. Im 18 my names aaron and im hopefully going to. ')a proud owner of a mk 2 in the future, im currently putting all my savings to my dream design, black exterior with electric blue 15" alloys. I have a few questions like how many mm i should lower it and what would be a good insurance company to use, ive heard that ypu can get classic car insurence aswell but im not to sure what the benefits are? Looking forward to getting to know you guys and learn some new things