Unordered

Asterisks tight:

• asterisk 1
• asterisk 2
• asterisk 3

Asterisks loose:

• asterisk 1

• asterisk 2

• asterisk 3

Pluses tight:

• Plus 1
• Plus 2
• Plus 3

Pluses loose:

• Plus 1

• Plus 2

• Plus 3

Minuses tight:

• Minus 1
• Minus 2
• Minus 3

Minuses loose:

• Minus 1

• Minus 2

• Minus 3

Ordered

Tight:

1. First
2. Second
3. Third

and:

1. One
2. Two
3. Three

Loose using tabs:

1. First

2. Second

3. Third

and using spaces:

1. One

2. Two

3. Three

Multiple paragraphs:

1. Item 1, graf one.

   Item 2. graf two. The quick brown fox jumped over the lazy dog's back.

2. Item 2.

3. Item 3.

Nested

• Tab
  • Tab
    • Tab

Here's another:

1. First
2. Second:
   • Fee
   • Fie
   • Foe
3. Third

Same thing but with paragraphs:

1. First

2. Second:
   • Fee
   • Fie
   • Foe

3. Third

This was an error in Markdown 1.0.1:

• this

  • sub

  that