[quote]In principle, someone could take the time and send a notification to everyone in the whole guild in a single post. Not sure why they'd bother to do so, but there's probably nothing that prevents them from doing so, other than the character limit per post. To cover everyone, they'd probably need to use a few posts.[/quote]	In practice, you'd run into the character limit long before. 

	And the text turns green because it parses it as greentext, which is some kind of IM thingy, as far as I'm aware.