Originally Posted by swedish
I don't think there is anything wrong with having friends of the opposite sex when you are married, as long as the married person does not say/do things with the friend that they would not say/do if their spouse were sitting there with them.
This is the key in my mind...
when you cross into territory where you WOULDN'T want your spouse to see/hear what you are doing/saying then you have crossed into very dangerous territory.
Exactly the same rules for email/facebook in my opinion.