Talk about insulting!

I am approaching one of those monumental birthdays. It is in the distant future not until December. So at this point it is not too much of a sore point but you really don't want to think about it and you certainly don't want people pointing out your advancing age.
So today I got this letter that I find highly offensive:

I am not sending any of my money away but I think I will carry this card around and see if it will afford me any senior benefits.