Give a <i>realistic</i> estimate of the cost. There may be some options for scaling horizontally -- explore those before making your estimate.<p>It may be that the benefit outweighs the cost (you don&#x27;t what they have up their sleeves -- maybe they have a buyer if it can support 5000).<p>The answer is <i>never</i> &quot;it can&#x27;t be done&quot; -- but sometimes it <i>is</i> &quot;how much money you got?&quot;