1) I would say, if you wouldn't say it to your mother, don't say it at all.
2) A fight between posters, which is disrespecful to others because it takes place in a topic.
4) Couldn't tell you
I feel just like I answered a mailbag!
3) SHouting is never good, unless you are trying to be funny, but it is neve acceptable when you are responding to someone else.
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