I talk about responsible use of credit in my home buying seminars, I counsel clients about it in one on one meetings. A solid credit profile can save you hundreds of dollars every month when it comes to financing a home. Is it really worth saving $5 to open that new retail credit account? Probably not...
CNN.com has posted one of the better articles I've seen on "what not to do" when it comes to credit. I suggest you take a few minutes to read it by clicking here.