I hate to prove you wrong but here’s a response to an email I sent:
Please do not hesitate to contact me if I may be of further assistance to you or your family, and if you need immediate assistance, please call my office at 202-224-5972. If your correspondence pertains to a scheduling request, please fax your request to (202) 224-3808.
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Sorry, it proves nothing! It is no more than a pro-forma email response. But if it makes you feel better, by all means, keep those cards and letters flowing! I still maintain that Congress could care less what we want or think.