No need to be so touchy, he's trying to teach you etiquette. It's just common courtesy and standard etiquette to search for information before asking it. You're asking people to take the time and make the effort to answer your question without making the effort to see if you can find the answer for yourself.

Without looking, I'm not sure if this forum has a faq to this effect, but many do.

Myself, I probably would have answered your question in this particular case because I just started buying from PBK, but I'm just trying to explain where the guy was coming from.