title: What is the difference between "asInvoker" and "highestAvailable" execution levels?
body: <p>I've been wondering what the difference between embedding</p>
  
  <pre><code>&lt;requestedExecutionLevel  level="asInvoker" uiAccess="false" /&gt;
  </code></pre>
  
  <p>and </p>
  
  <pre><code>&lt;requestedExecutionLevel  level="highestAvailable" uiAccess="false" /&gt;
  </code></pre>
  
  <p>in your application's manifest is.</p>