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I have a Macbook which is approx. 4 yrs old and I am now running OS 10.5.8. How can I upgrade to Snow Leopard? I need to to run Quickbooks 11.

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Well, Lion hasn't shipped yet, so Snow Leopard is your only option.

  1. Ensure you meet the minimum system requirements.
  2. Buy the $30 install DVD.
  3. Insert DVD and follow the onscreen instructions to upgrade.
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