reset buyr for 8900/9000

Ok i understand that you wan erase all the personalised data, well you can doit from
this path:

options\scurity options\security erase

Then you can input the word "Blackberry" and the blacberry could be wipe, only the persona data.
 
i mean i want to reset data usage and voice usage...
you can find it when you type "BUYR".options---status--the type "BUYR" it will show you about data usage and voice usage about your phone...the problem is i want to reset data usage and voice usage.not the data on the phone.anybody can give me a tools or other method to reset it?i will pay for that tools.thanks
 
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