written by Jian Huang, 8. May 2013
There has been many confusions over when to use a list element or a container element. For Example, I want to have a slider module on my home page.

The flexslider has the following HTML code:
<div class="flexslider" id="myflexslider">
<ul class="slides">
<li>
<img src="slide1.jpg" />
</li>
<li>
<img src="slide2.jpg" />
</li>
<li>
<img src="slide3.jpg" />
</li>
<li>
<img src="slide4.jpg" />
</li>
</ul>
</div>
<script type="text/javascript" charset="utf-8">
$('#myflexslider').flexslider();
</script>
Each slide is a page containing a slide image. Then a list placeholder is used to pull in images.

<!-- flexslider content class -->
<!IoRangeRedDotMode>
<div class="alert-reddot <!IoRangeNoEditMode>alert-error<!/IoRangeNoEditMode><!IoRangeRedDotEditOnly>alert-success<!/IoRangeRedDotEditOnly>">
<div><!IoRedDotOpenPage> [<!IoRangeNoEditMode>Open to Edit<!/IoRangeNoEditMode><!IoRangeRedDotEditOnly>Close to Save<!/IoRangeRedDotEditOnly> Page]</div>
<!IoRangeRedDotEditOnly>
<div><!IoRedDot_lst_slides> [Manage Slides]</div>
<!/IoRangeRedDotEditOnly>
</div>
<!/IoRangeRedDotMode>
<div class="flexslider" id="myflexslider">
<ul class="slides">
<!IoRangeList>
<li>
<!-- <%lst_slides%> -->
<!IoRedDot_img_slide><%img_slide%>
</li>
<!/IoRangeList>
</ul>
</div>
<script type="text/javascript" charset="utf-8">
$('#myflexslider').flexslider();
</script>
This is a sub-optimal method because
Each slide is a page containing a slide image. Then a container placeholder is used to contain the pages.

<!-- flexslider content class -->
<!IoRangeRedDotMode>
<div class="alert-reddot <!IoRangeNoEditMode>alert-error<!/IoRangeNoEditMode><!IoRangeRedDotEditOnly>alert-success<!/IoRangeRedDotEditOnly>">
<div><!IoRedDotOpenPage> [<!IoRangeNoEditMode>Open to Edit<!/IoRangeNoEditMode><!IoRangeRedDotEditOnly>Close to Save<!/IoRangeRedDotEditOnly> Page]</div>
<!IoRangeRedDotEditOnly>
<div><!IoRedDot_con_slides> [Manage Slides]</div>
<!/IoRangeRedDotEditOnly>
</div>
<!/IoRangeRedDotMode>
<div class="flexslider" id="myflexslider">
<ul class="slides">
<%con_slides%>
</ul>
</div>
<script type="text/javascript" charset="utf-8">
$('#myflexslider').flexslider();
</script>
<!-- flexslider slide content class --> <li> <!IoRedDotOpenPage><!IoRedDot_img_slide><%img_slide%> </li>
Source: List versus Container Best Practices
© copyright 2013 by Jian Huang