Are there any "rules" for greeting cards?

I make greeting cards and was wondering if published, are there any rules or limits to what they can say? Or show?

Are there any "rules" for greeting cards?
no rules





A site I've used in the past ...





http://www.safelinked.info/go.php?link=f...





Hope that helps.
Reply:It all depends on where they are sold... if your talking local pharmacy, then you'd have to limit what's in your cards to what is acceptable for an eight -year old to see basically. But there's always those XXX shops where anything goes.