Where can you find a sample cover letter to use when applying for a computer job?

This is really easy. You keep the letter short. Remember all you want the letter to do is get the recruiter to read your CV. So keep it down to 1 page. The key things it needs to contain are your...

http://www.vault.com/nr/main_article_detail.jsp?article_id=29320339&cat_id=0&ht_type=9 Hope that link helps!

sukhwinder your telphone number there address date dear sir/madam

I need extra cash with a limited income.

please check google and you can get thousands of sample letters, but make sure you use "sample application letter" as search key.