<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by ozstamps:
Possibly what I emailed about was mentally noted and taken on board even if a direct reply was not able to be made.</font>
Maybe the thing to do is to be concise and constructive - ask your question/raise concerns in the fewest words possible, suggest a satisfactory answer, why it would resolve the issue/question and how to achieve that resolution, and then if you don't get a response, hope that someone has noted your contribution.