How do I quote correctly in Usenet?

1. Attribution

• 1.1 How do I attribute a quotation?
• 1.2 What should be part of the attribution, what shouldn't?

2. Quoting and Answering

• 2.1 How much should I quote?
• 2.2 What should not be quoted?
• 2.3 Why should I place my response below the quoted text?
• 2.4 But my newsreader places the cursor above the quoted text.
• 2.5 Why should I not attach the entire original article in the end?
• 2.6 A blank row between the quoted text and my response? Why?
• 2.7 How do I mark text I left out?
• 2.8 May I reformat the quoted text?
• 2.9 What about correcting spelling errors?
• 2.10 What's up with those "broken" special character?

3. Quotationmarks

• 3.1 Which character should I use to mark the quoted text?
• 3.2 Should I insert a space after the Quotationmark?
• 3.3 Doesn't it make more sense to use Initials as Quotationmarks?

4. How do I quote other resources?

5. Copyright