Check out example codes for "html newline". It will help you in understanding the concepts better.

Code Example 1

1st line
<br>
2nd line

Code Example 2

<p>
Will Mateson<br />
Box 61<br />
Cleveland, Ohio<br />
</p>

Code Example 3

<!-- Code by Scratchy -->
<!-- Twitter: @S_cratchy-->

Line 1 of text
<br>
Line 2 of text

Code Example 4

<body>
  <p>This is paragraph #1</p>
  <p>This is paragraph #2</p>
  <p>This is paragraph #3</p>
</body>

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