How to care for Paint Sealant, Vinyl, Fabric and Carpet Protection?

Hello

I had the dealer give do the aftermarket protection package.Now how
do I take care of it? I have read throught out the forums paint sealant only last six month the dealer used dupont paint sealant, what should I use to keep the sealant working? Same thing goes for the fabric, vinyl and carpet.



Thanks for the help