How to ask your Boss for a salary increase..?

One day an employee sends a letter to Her boss asking for an increase in her salary !!!

Dear Bo$$
In thi$ life, we all need $ome thing$ mo$t de$perately.
I think you $hould be under$tanding of the need$ of your worker$
who have given $o much $upport including $ weat and $ervice to your company .
I am $ure you will gue $$ what I mean and re$pond $oon.

$incerely Your$,

Piyu$h

The next day, the employee received a nice reply like this :

Dear $ain,
I kNOw what you have been working very hard. NOwadays, NOthing much has changed. You must have NOticed that our company is NOt doing NO ticeably well as yet .

NOw the newspaper are saying the world`s leading ecoNO mists are NO t sure if the United States may go into aNO ther recession. After the NOvember presidential elections things may turn bad .
I have NOthing more to add NOw. You kNO w what I mean .

Yours truly,
Manager