• the “ms-rteCustom-ImageArea” style doesn’t apply to <img> tag, but wrapped by <span> with “ms-rteCustom-ImageArea” style;  

• there is no style apply to figure;

<span class="ms-rteCustom-YellowBorderBox">We have a program called <a href="http://rules.ssw.com.au/WebSites/RulesToBetterWebsitesLayout">
        SSW LookOut! for Outlook</a> to check for this rule.
        <br />
        <br />
       <span class="ms-rteCustom-ImageArea">
            <img style="border-bottom: 0px solid; border-left: 0px solid; border-top: 0px solid;
                border-right: 0px solid;" border="0" alt="Lookout Reply All BCC Warning" src="http://rules.ssw.com.au/WebSites/RulesToBetterWebsitesLayout" />
            <br />
       </span><b>
            <br />
            Figure: SSW LookOut! for Outlook warns you if you accidentally 'Reply All' when
            you have been BCC'ed  </b> </span>
1.  Not sure how user inputs the  content into this page. Anyway, here is the right way to add content via Telerik Editor. Please read below example of how I redo this part in Telerik Editor without changing the code manually

Figure:Copy content in the notepad2. Delete the current content from Telerik for a new start;

3. Copy the first sentence from notepad and paste into Telerik Editor in the page; (please avoid copying straightly from web page and pasting them here, it will copy the all tags as well. it might affect the styles which can’t apply correctly )

Figure: Start copying content over4. Insert the image

Figure: Add a link to text5. Add an image

Figure: Inser an image6. Press “enter” key to start a new row, then copy the figure from notepad to the Telerik editor area

Figure: Add figure7. Apply image style to the image by click on the image, then choose a style from “Apply CSS Class” dropdown list

Figure: Apply style to the image

8. Apply style to the figure

Figure: Apply style to the figure9.Apply the yellow box

Figure: Apply yellow border box to the content10. Check in the changes, then you will have - "dada.."

Figure: Right style in use