Hey, guys I'm 21 this is my first time detailing cars as a business, and first time buffing or polishing anything but headlights. i am gonna order the PC 7424 xp, I really need any advice possible to help me out and a full list of products i will need , nothing expensive but not crap either just good cost efficient products for production detailing / detailing for public/used car dealers. looking to work my ass off and prove myself in this business. FYI I am a college student as well.