I'm a big fan of Optimum myself! My arsenal consists of OPC, Opti-Seal, ONR, OCWax, Hyper Compound, Hyper Polish, G-P-S, Opti-Bond, Glass Cleaner & Protectant, Carpet & Fabric Cleaner & Protectant, Opti-Lens, Opti-Coat, and Metal Polish. I've also gone through a bottle of Opti-Clean and used the...