I would imagine you could get the paint code and use any system you prefer. As far as paint is concerned , ppg concept is a terrific single stage paint with excellent durability and it is easy to repair. There are several manufactures who offer quality single stage products. The crows feet you posted in the photo is a pita. I hate to say it but the only way to fix it is to take it all the way down to the bare substrate. If you don't they will come back over time.
better to die on your feet, than live on your knees