title: I'm having issues saving the file
body: <p>In ~/.bash_profile, beneath the greeting you created, type</p>
  
  <p>alias pd="pwd"</p>
  
  <p>Save the file.</p>
  
  <p>Press Enter to write the filename</p>
  
  <p>Exit nano.</p>
  
  <p>Clear the terminal window.</p>