There are a lot of operations that require long periods (sometimes several hours) of the computer running unattended.  It may be more cost affective for you If you bring your computer to our shop for those situations.  That way you won't be paying for the unattended time.  We will give you a minimum/maximum estimate.  If you absolutely can't afford to be without your computer for a couple days, let us know when you call so we can schedule accordingly.