How Can I format text in Rich Text Box like the following

02/11/2010 - 05:15 PM - Adam: Another test notes added on 2nd November

02/11/2010 - 05:14 PM - Z_kas: Test Notes. STAGE CHANGED TO: N Enq - Send Quote

02/11/2010 - 05:12 PM - user32: Another test notes added on 2nd November

Thanks

c# winforms richtextbox
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