Prepare for pushback in the form of "Who the hell will be using our site from Vietnam?"
Personally, I think a correct response is "Hey man, you wanted to sell things on the World Wide Web. If you want to exclude Vietnam, Main Street has storefronts for you to rent"
Personally, I think a correct response is "Hey man, you wanted to sell things on the World Wide Web. If you want to exclude Vietnam, Main Street has storefronts for you to rent"