<div class="panel panel-default">
  <ul class="list-group list-unstyled">
    <li class="active">
      <a href="#" class="list-group-item">Vacation Rentals</a>
    </li>
    <li>
      <a href="#" class="list-group-item">City Apartments</a>
    </li>
  </ul>
</div>
<div class="panel panel-default">
  <ul class="list-group list-unstyled">
    <li class="active">
      <a href="#" class="list-group-item">
        <i class="icon-reservation icon-fw"></i>
        &nbsp; Reservations
      </a>
    </li>
    <li>
      <a href="#" class="list-group-item">
        <i class="icon-clients icon-fw"></i>
        &nbsp; Clients
      </a>
    </li>
    <li>
      <a href="#" class="list-group-item">
        <i class="icon-rental icon-fw"></i>
        &nbsp; Rentals
      </a>
    </li>
    <li>
      <a href="#" class="list-group-item">
        <i class="icon-reviews icon-fw"></i>
        &nbsp; Reviews
      </a>
    </li>
  </ul>
</div>
<div class="panel panel-default">
  <ul class="list-group list-unstyled">
    <li class="expanded active">
      <a href="#" class="list-group-item">Reservations</a>
      <ul class="list-group list-unstyled">
        <li>
          <a href="#" class="list-group-item">Planning</a>
        </li>
        <li>
          <a href="#" class="list-group-item">Calendrier</a>
        </li>
        <li>
          <a href="#" class="list-group-item">List</a>
        </li>
      </ul>
    </li>
    <li>
      <a href="#" class="list-group-item">Clients</a>
    </li>
    <li>
      <a href="#" class="list-group-item">Rentals</a>
    </li>
    <li>
      <a href="#" class="list-group-item">Reviews</a>
    </li>
  </ul>
</div>
<div class="panel panel-default">
  <ul class="list-group list-group-with-icon list-unstyled">
    <li class="expanded">
      <a href="#" class="list-group-item">
        <i class="icon-reservation icon-fw"></i>
        &nbsp; Reservations
      </a>
      <ul class="list-group list-unstyled">
        <li><a href="#" class="list-group-item">Planning</a></li>
        <li class="active">
          <a href="#" class="list-group-item">Calendars</a>
        </li>
        <li><a href="#" class="list-group-item">List</a></li>
      </ul>
    </li>
    <li>
      <a href="#" class="list-group-item">
        <i class="icon-clients icon-fw"></i>
        &nbsp; Clients
      </a>
    </li>
    <li>
      <a href="#" class="list-group-item">
        <i class="icon-rental icon-fw"></i>
        &nbsp; Rentals
      </a>
    </li>
    <li>
      <a href="#" class="list-group-item">
        <i class="icon-reviews icon-fw"></i>
        &nbsp; Reviews
      </a>
    </li>
  </ul>
</div>