A warning against what? Badagnani (talk) 18:10, 22 June 2008 (UTC)[reply]
It says right on the article that it is used on:
A list of regulations posted at an Internet cafe in Ho Chi Minh City, among the listed rules are those forbidding patrons from accessing sites with subversive or pornographic content.Lady★Galaxy 03:09, 26 October 2008 (UTC)[reply]
